SCHALLDÄMPFER

Sound insulation and volume flow elementThese innovative elements fulfil two tasks cost-effectively:Volume flow rate adjustment and optimised distribution in the pipework network of central ventilation systemsReduction of the sound level by absorbing flow and fan noiseSeveral elements can be connected in series to further reduce the sound level.Material:Fire and mould-resistant foamMeets the requirements of emission class M1No release of harmful smoke and toxic substances in the event of fireComplies with fire class BInstallation:Slide the sound insulation element into the pipe and fit the disc valve or exhaust air element as a wall closureThe desired volume flow can be set by removing the elliptical cut-outs

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Insulation 25 mm or 50 mm Length 1000mm Material outside: Aluminium Filling: Mineral wool, resin-bonded, non-combustible according to Din 4102 class A1 Inner pipe: perforated aluminium Flexible, smallest bending radius r = 2 x outer diameter With nipple on both sides for connection to pipe with the same nominal width

Pipe silencer RSR 16/50 with 50 mm sound attenuation packing, DN160Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 16/50, design: 50 mm sound-absorbing packing, material: aluminium, weight: 1.855 kg, weight with packaging: 2.47 kg, nominal width: 160 mm, width: 1120 mm, height: 262.5 mm, depth: 262.5 mm, width with packaging: 1185 mm, height with packaging: 270 mm, depth with packaging: 270 mm, insertion loss at 63 Hz: 1 dB, insertion loss at 125 Hz: 5 dB, insertion loss at 250 Hz: 10 dB, insertion loss at 500 Hz: 21 dB, insertion loss at 1 kHz: 39 dB, Insertion loss at 2 kHz: 30 dB, Insertion loss at 4 kHz: 20 dB, Insertion loss at 8 kHz: 18 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 12 with 25 mm silencer packing, DN125Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 12, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 1.6 kg, Weight with packaging: 1.64 kg, Nominal width: 125 mm, Width: 189.5 mm, Height: 189.5 mm, Depth: 1120 mm, Width with packaging: 225 mm, height with packaging: 225 mm, depth with packaging: 1185 mm, insertion loss at 63 Hz: 5 dB, insertion loss at 125 Hz: 6 dB, insertion loss at 250 Hz: 15 dB, insertion loss at 500 Hz: 30 dB, insertion loss at 1 kHz: 47 dB, Insertion loss at 2 kHz: 49 dB, Insertion loss at 4 kHz: 25 dB, Insertion loss at 8 kHz: 17 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Flat oval silencer RSOF 16/100 Length 1000 mm, DN160Features:Quality Made in GermanyFlat oval pipe silencer - for easy installationSuitable for low installation height. Consists of two-layer, flexible aluminium pipes. Inner pipe is finely perforated. There is an insulating layer of synthetic resin-bonded mineral fibre mat between the inner and outer pipe.Attractive design - compatible with any interior styleSuitable for continuous operation.Description:Flat, flexible telephony silencer in oval design. Suitable for low installation heights, its bendability enables adaptation even in difficult spaces and cable routing. The sound attenuators are made of two-layer, flexible aluminium tubes. The inner pipe is finely perforated. There is an insulating layer of 50 mm thick synthetic resin-bonded mineral fibre mat between the inner and outer pipe. The connection pieces have nipple dimensions and fit into pipes. Non-combustible in accordance with EN 13501 A1.Artikel: RSOF 16/100, design: 50 mm sound-absorbing packing, material: aluminium, weight: 2.126 kg, weight with packaging: 2.782 kg, nominal diameter: 160 mm, length: 1000 mm, width: 285 mm, height: 210 mm, depth: 1000 mm, width with packaging: 274 mm, height with packaging: 274 mm, depth with packaging: 1180 mm, ambient temperature: 200 °C, insertion loss at 63 Hz: 5 dB, insertion loss at 125 Hz: 6 dB, insertion loss at 250 Hz: 10 dB, insertion loss at 500 Hz: 19 dB, Insertion loss at 1 kHz: 33 dB, Insertion loss at 2 kHz: 37 dB, Insertion loss at 4 kHz: 17 dB, Insertion loss at 8 kHz: 18 dB, Suitable for box ventilators: no, Suitable for roof ventilators: no, Suitable for tube ventilators: no, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 16-1 with 25 mm sound attenuation packing with lip seal, DN160Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description: RSR 16-1 - Brief informationFlexible pipe silencer with lip seal, 25 mm sound attenuation packing, length 1000 mm, DN 160RSR 16-1 - Product descriptionDuct silencer for ventilation systems.With sound-absorbing packing made of synthetic resin-bonded glass fibres.Non-combustible in accordance with DIN 4102 class A1.Insertion loss measured in accordance with DIN 45646.With lip seal.Temperature resistant up to +70 °C.RSR...: With 25 mm thick sound-absorbing packing.RSR.../50: With 50 mm thick sound-absorbing packing.

Pipe silencer RSR 12/50 with 50 mm silencer packing, DN125Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 12/50, design: 50 mm sound-absorbing packing, material: aluminium, weight: 1.755 kg, weight with packaging: 2.365 kg, nominal width: 125 mm, width: 1120 mm, height: 236 mm, depth: 236 mm, width with packaging: 1190 mm, height with packaging: 270 mm, depth with packaging: 270 mm, insertion loss at 63 Hz: 1 dB, insertion loss at 125 Hz: 7 dB, insertion loss at 250 Hz: 13 dB, insertion loss at 500 Hz: 24 dB, insertion loss at 1 kHz: 41 dB, Insertion loss at 2 kHz: 45 dB, Insertion loss at 4 kHz: 29 dB, Insertion loss at 8 kHz: 28 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 16 with 25 mm sound attenuation packing, DN160Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 16, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 1.9 kg, Weight with packing: 1.84 kg, Nominal width: 160 mm, Width: 212 mm, Height: 212 mm, Depth: 1120 mm, Width with packing: 220 mm, height with packaging: 225 mm, depth with packaging: 1190 mm, insertion loss at 63 Hz: 3 dB, insertion loss at 125 Hz: 3 dB, insertion loss at 250 Hz: 11 dB, insertion loss at 500 Hz: 23 dB, insertion loss at 1 kHz: 46 dB, Insertion loss at 2 kHz: 27 dB, Insertion loss at 4 kHz: 17 dB, Insertion loss at 8 kHz: 16 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 18 with 25 mm sound attenuation packing, DN180Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 18, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 2.1 kg, Weight with packaging: 1.925 kg, Nominal width: 180 mm, Width: 236 mm, Height: 236 mm, Depth: 1120 mm, Width with packaging: 270 mm, height with packaging: 270 mm, depth with packaging: 1185 mm, insertion loss at 63 Hz: 3 dB, insertion loss at 125 Hz: 3 dB, insertion loss at 250 Hz: 10 dB, insertion loss at 500 Hz: 22 dB, insertion loss at 1 kHz: 42 dB, Insertion loss at 2 kHz: 25 dB, Insertion loss at 4 kHz: 16 dB, Insertion loss at 8 kHz: 14 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: no, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 8 with 25 mm sound attenuation packing, DN80Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 8, design: 25 mm sound-absorbing packing, material: aluminium, weight: 1.3 kg, weight with packing: 1.2 kg, nominal width: 80 mm, width: 129 mm, height: 129 mm, depth: 1120 mm, width with packing: 175 mm, height with packaging: 165 mm, depth with packaging: 1180 mm, insertion loss at 63 Hz: 6 dB, insertion loss at 125 Hz: 7 dB, insertion loss at 250 Hz: 22 dB, insertion loss at 500 Hz: 31 dB, insertion loss at 1 kHz: 50 dB, Insertion loss at 2 kHz: 50 dB, Insertion loss at 4 kHz: 26 dB, Insertion loss at 8 kHz: 22 dB, Sound attenuation: yes, Suitable for box ventilators: no, Suitable for roof ventilators: no, Suitable for duct ventilators: no, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Flat oval silencer RSOF 12/100 Length 1000 mm, DN125Features:Quality Made in GermanyFlat oval pipe silencer - for easy installationSuitable for low installation height. Consists of two-layer, flexible aluminium pipes. Inner pipe is finely perforated. There is an insulating layer of synthetic resin-bonded mineral fibre mat between the inner and outer pipe.Attractive design - compatible with any interior styleSuitable for continuous operation.Description:Flat, flexible telephony silencer in oval design. Suitable for low installation heights, its bendability enables adaptation even in difficult spaces and cable routing. The sound attenuators are made of two-layer, flexible aluminium tubes. The inner pipe is finely perforated. There is an insulating layer of 50 mm thick synthetic resin-bonded mineral fibre mat between the inner and outer pipe. The connection pieces have nipple dimensions and fit into pipes. Non-combustible in accordance with EN 13501 A1.Artikel: RSOF 12/100, design: 50 mm sound-absorbing packing, material: aluminium, weight: 1.796 kg, weight with packaging: 2.45 kg, nominal width: 125 mm, length: 1000 mm, width: 265 mm, height: 175 mm, depth: 1000 mm, width with packaging: 228 mm, height with packaging: 228 mm, depth with packaging: 1120 mm, ambient temperature: 200 °C, insertion loss at 63 Hz: 6 dB, insertion loss at 125 Hz: 6 dB, insertion loss at 250 Hz: 13 dB, insertion loss at 500 Hz: 20 dB, Insertion loss at 1 kHz: 36 dB, Insertion loss at 2 kHz: 52 dB, Insertion loss at 4 kHz: 24 dB, Insertion loss at 8 kHz: 24 dB, Suitable for box ventilators: no, Suitable for roof ventilators: no, Suitable for tube ventilators: no, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Flat oval silencer RSOF 10/50 Length 500 mm, DN100Features:Quality Made in GermanyFlat oval pipe silencer - for easy installationSuitable for low installation height. Consists of two-layer, flexible aluminium pipes. Inner pipe is finely perforated. There is an insulating layer of synthetic resin-bonded mineral fibre mat between the inner and outer pipe.Attractive design - compatible with any interior styleSuitable for continuous operation.Description:Flat, flexible telephony silencer in oval design. Suitable for low installation heights, its bendability enables adaptation even in difficult spaces and cable routing. The sound attenuators are made of two-layer, flexible aluminium tubes. The inner pipe is finely perforated. There is an insulating layer of 50 mm thick synthetic resin-bonded mineral fibre mat between the inner and outer pipe. The connection pieces have nipple dimensions and fit into pipes. Non-combustible in accordance with EN 13501 A1.Artikel: RSOF 10/50, design: 50 mm sound-absorbing packing, material: aluminium, weight: 0.94 kg, weight with packaging: 1.372 kg, nominal width: 100 mm, length: 500 mm, width: 240 mm, height: 150 mm, depth: 500 mm, width with packaging: 270 mm, height with packaging: 270 mm, depth with packaging: 820 mm, ambient temperature: 200 °C, insertion loss at 63 Hz: 2 dB, insertion loss at 125 Hz: 4 dB, insertion loss at 250 Hz: 11 dB, insertion loss at 500 Hz: 17 dB, Insertion loss at 1 kHz: 32 dB, Insertion loss at 2 kHz: 41 dB, Insertion loss at 4 kHz: 21 dB, Insertion loss at 8 kHz: 17 dB, Suitable for box ventilators: no, Suitable for roof ventilators: no, Suitable for tube ventilators: no, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Flat oval silencer RSOF 16/50 Length 500 mm, DN160 Features: Quality Made in Germany Flat oval pipe silencer - for easy installation Suitable for low installation height. Consists of two-layer, flexible aluminium pipes. Inner pipe is finely perforated. There is an insulating layer of synthetic resin-bonded mineral fibre mat between the inner and outer pipe. Attractive design - compatible with any interior style Suitable for continuous operation Description: Flat, flexible telephony silencer in oval design. Suitable for low installation heights, its bendability enables adaptation even in difficult spaces and cable routing. The sound attenuators are made of two-layer, flexible aluminium tubes. The inner pipe is finely perforated. There is an insulating layer of 50 mm thick synthetic resin-bonded mineral fibre mat between the inner and outer pipe. The connection pieces have nipple dimensions and fit into pipes. Non-combustible in accordance with EN 13501 A1. Article information: Article: RSOF 16/50 Version: 50 mm sound absorbing packing Material: Aluminium Weight: 1.38 kg Weight with packaging: 1.926 kg Nominal width: 160 mm Length: 500 mm Width: 285 mm Height: 210 mm Depth: 500 mm Width with packaging: 275 mm Height with packaging: 275 mm Depth with packaging: 805 mm Ambient temperature: 200 °C Insertion loss at 63 Hz: 1 dB Insertion loss at 125 Hz: 6 dB Insertion loss at 250 Hz: 7 dB Insertion loss at 500 Hz: 13 dB Insertion loss at 1 kHz: 22 dB Insertion loss at 2 kHz: 22 dB Insertion loss at 4 kHz: 13 dB Insertion loss at 8 kHz: 13 dB Suitable for box fans: no Suitable for roof ventilators: no Suitable for duct fans: no Suitable for heat recovery systems: yes Suitable for wall-mounted fans: no Suitable for wall-mounted ventilators: no Suitable for domestic ventilators: yes Suitable for centrifugal fans: no Suitable for circulation fans: no

Pipe silencer RSR 31 with 25 mm silencer packing, DN315Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 31, design: 25 mm sound-absorbing packing, material: aluminium, weight: 3.3 kg, weight with packaging: 4.27 kg, nominal width: 315 mm, width: 1170 mm, height: 367.5 mm, depth: 367.5 mm, width with packaging: 1185 mm, height with packaging: 375 mm, depth with packaging: 375 mm, insertion loss at 63 Hz: 2 dB, insertion loss at 125 Hz: 3 dB, insertion loss at 250 Hz: 6 dB, insertion loss at 500 Hz: 16 dB, insertion loss at 1 kHz: 33 dB, Insertion loss at 2 kHz: 15 dB, Insertion loss at 4 kHz: 9 dB, Insertion loss at 8 kHz: 11 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 20/50 with 50 mm sound attenuation packing, DN200Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 20/50, Version: 50 mm sound-absorbing packing, Material: Aluminium, Weight: 2.34 kg, Weight with packing: 3.07 kg, Nominal width: 200 mm, Width: 1120 mm, Height: 312.5 mm, Depth: 312.5 mm, Width with packing: 1180 mm, height with packaging: 315 mm, depth with packaging: 315 mm, insertion loss at 63 Hz: 3 dB, insertion loss at 125 Hz: 4 dB, insertion loss at 250 Hz: 9 dB, insertion loss at 500 Hz: 16 dB, insertion loss at 1 kHz: 32 dB, Insertion loss at 2 kHz: 22 dB, Insertion loss at 4 kHz: 15 dB, Insertion loss at 8 kHz: 15 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: yes, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 35/50 with 50 mm sound attenuation packing, DN355Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 35/50, Version: 50 mm sound attenuation packing, Material: Aluminium, Weight: 3.8 kg, Weight with packaging: 5.31 kg, Nominal width: 355 mm, Width: 463.5 mm, Height: 463.5 mm, Depth: 1220 mm, Width with packaging: 525 mm, Height with packaging: 525 mm, Depth with packaging: 1180 mm, Insertion loss at 125 Hz: 3 dB, Insertion loss at 250 Hz: 8 dB, Insertion loss at 500 Hz: 18 dB, Insertion loss at 1 kHz: 27 dB, Insertion loss at 2 kHz: 11 dB, Insertion loss at 4 kHz: 9 dB, Insertion loss at 8 kHz: 7 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 25/50 with 50 mm sound attenuation packing, DN250Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 25/50, Version: 50 mm sound-absorbing packing, Material: Aluminium, Weight: 2.88 kg, Weight with packing: 3.89 kg, Nominal width: 250 mm, Width: 1170 mm, Height: 326.5 mm, Depth: 326.5 mm, Width with packing: 1200 mm, height with packaging: 380 mm, depth with packaging: 380 mm, insertion loss at 63 Hz: 2 dB, insertion loss at 125 Hz: 4 dB, insertion loss at 250 Hz: 8 dB, insertion loss at 500 Hz: 16 dB, insertion loss at 1 kHz: 33 dB, Insertion loss at 2 kHz: 15 dB, Insertion loss at 4 kHz: 11 dB, Insertion loss at 8 kHz: 12 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 10/50 with 50 mm sound attenuation packing, DN100Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 10/50, Version: 50 mm sound-absorbing packing, Material: Aluminium, Weight: 1.56 kg, Weight with packing: 2.12 kg, Nominal width: 100 mm, Width: 1120 mm, Height: 212 mm, Depth: 212 mm, Width with packing: 1195 mm, height with packaging: 225 mm, depth with packaging: 225 mm, insertion loss at 63 Hz: 2 dB, insertion loss at 125 Hz: 11 dB, insertion loss at 250 Hz: 16 dB, insertion loss at 500 Hz: 28 dB, insertion loss at 1 kHz: 46 dB, Insertion loss at 2 kHz: 58 dB, Insertion loss at 4 kHz: 36 dB, Insertion loss at 8 kHz: 36 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: yes, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Flat oval silencer RSOF 12/50 Length 500 mm, DN125Features:Quality Made in GermanyFlat oval pipe silencer - for easy installationSuitable for low installation height. Consists of two-layer, flexible aluminium pipes. Inner pipe is finely perforated. There is an insulating layer of synthetic resin-bonded mineral fibre mat between the inner and outer pipe.Attractive design - compatible with any interior styleSuitable for continuous operation.Description:Flat, flexible telephony silencer in oval design. Suitable for low installation heights, its bendability enables adaptation even in difficult spaces and cable routing. The sound attenuators are made of two-layer, flexible aluminium tubes. The inner pipe is finely perforated. There is an insulating layer of 50 mm thick synthetic resin-bonded mineral fibre mat between the inner and outer pipe. The connection pieces have nipple dimensions and fit into pipes. Non-combustible in accordance with EN 13501 A1.Artikel: RSOF 12/50, design: 50 mm sound-absorbing packing, material: aluminium, weight: 1.09 kg, weight with packaging: 1.65 kg, nominal diameter: 125 mm, length: 500 mm, width: 265 mm, height: 175 mm, depth: 500 mm, Width with packaging: 275 mm, Height with packaging: 275 mm, Depth with packaging: 810 mm, Ambient temperature: 200 °C, Insertion loss at 63 Hz: 1 dB, Insertion loss at 125 Hz: 3 dB, Insertion loss at 250 Hz: 9 dB, Insertion loss at 500 Hz: 17 dB, Insertion loss at 1 kHz: 27 dB, Insertion loss at 2 kHz: 31 dB, Insertion loss at 4 kHz: 15 dB, Insertion loss at 8 kHz: 17 dB, Suitable for box ventilators: no, Suitable for roof ventilators: no, Suitable for tube ventilators: no, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 20 with 25 mm sound attenuation packing, DN200Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 20, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 2.4 kg, Weight with packaging: 2.2 kg, Nominal width: 200 mm, Width: 262.5 mm, Height: 262.5 mm, Depth: 1120 mm, Width with packaging: 270 mm, height with packaging: 270 mm, depth with packaging: 1190 mm, insertion loss at 63 Hz: 3 dB, insertion loss at 125 Hz: 3 dB, insertion loss at 250 Hz: 9 dB, insertion loss at 500 Hz: 21 dB, insertion loss at 1 kHz: 40 dB, Insertion loss at 2 kHz: 23 dB, Insertion loss at 4 kHz: 15 dB, Insertion loss at 8 kHz: 13 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: yes, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 15 with 25 mm sound attenuation packing, DN150Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 15, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 1.8 kg, Weight with packaging: 1.785 kg, Nominal width: 150 mm, Width: 212 mm, Height: 212 mm, Depth: 1120 mm, Width with packaging: 215 mm, height with packaging: 220 mm, depth with packaging: 1190 mm, insertion loss at 63 Hz: 4 dB, insertion loss at 125 Hz: 4 dB, insertion loss at 250 Hz: 11 dB, insertion loss at 500 Hz: 25 dB, insertion loss at 1 kHz: 46 dB, Insertion loss at 2 kHz: 35 dB, Insertion loss at 4 kHz: 19 dB, Insertion loss at 8 kHz: 16 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: yes, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 10 with 25 mm sound attenuation packing, DN100Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 10, design: 25 mm sound-absorbing packing, material: aluminium, weight: 1.4 kg, weight with packaging: 1.23 kg, nominal width: 100 mm, width: 159.5 mm, height: 159.5 mm, depth: 1120 mm, width with packaging: 175 mm, height with packaging: 165 mm, depth with packaging: 1185 mm, insertion loss at 63 Hz: 4 dB, insertion loss at 125 Hz: 6 dB, insertion loss at 250 Hz: 18 dB, insertion loss at 500 Hz: 33 dB, insertion loss at 1 kHz: 50 dB, Insertion loss at 2 kHz: 50 dB, Insertion loss at 4 kHz: 25 dB, Insertion loss at 8 kHz: 19 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: yes, Suitable for wall-mounted ventilators: yes, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: yes, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no

Pipe silencer RSR 25 with 25 mm sound attenuation packing, DN250Features:Quality Made in GermanyDuct silencer - for easy installationFor ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-flammable according to DIN 4102 class A1. Length 1000 mmAttractive design - compatible with any interior styleSuitable for continuous operation.Description:Duct silencer for ventilation systems. With sound-absorbing packing made of synthetic resin-bonded glass fibres. Non-combustible in accordance with DIN 4102 class A1. Insertion loss measured in accordance with DIN 45646. RSR...: With 25 mm thick sound-absorbing packing. RSR.../50: With 50 mm thick Schallschluckpackung.Artikel: RSR 25, Version: 25 mm sound-absorbing packing, Material: Aluminium, Weight: 2.9 kg, Weight with packaging: 2.74 kg, Nominal width: 250 mm, Width: 312.5 mm, Height: 312.5 mm, Depth: 1170 mm, Width with packaging: 315 mm, height with packaging: 315 mm, depth with packaging: 1180 mm, insertion loss at 63 Hz: 2 dB, insertion loss at 125 Hz: 3 dB, insertion loss at 250 Hz: 8 dB, insertion loss at 500 Hz: 19 dB, insertion loss at 1 kHz: 37 dB, Insertion loss at 2 kHz: 18 dB, Insertion loss at 4 kHz: 12 dB, Insertion loss at 8 kHz: 12 dB, Sound attenuation: yes, Suitable for box fans: no, Suitable for roof fans: no, Suitable for duct fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted ventilators: no, Suitable for wall-mounted ventilators: no, Suitable for domestic ventilators: no, Suitable for centrifugal ventilators: no, Suitable for circulation ventilators: no