FIRE RETARDENT DUCT FOAM

Our Fire Retardent Acoustic Duct Foam is used for internal and external duct linings, thermal / acoustic machine coverings and suspended ceiling absorptive panels. It can also be used as part of composites combined with acoustic barrier materials. It is extremely versatile and highly adaptive. Also known as PUNF Foam, FR Foam and Pyrosorb. This material is a fire retardent modified polyurethane acoustic foam designed to meet the stringent requirements of British Building Regulations. As well as being fireproof it is also CFC and HCFC free. Supplied with an adhesive backing this product is clean and easy to apply. Generally supplied in 12mm and 25mm thicknesses although any thickness from 6mm - 100mm can be cut subject to minimum order quantities.

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SPECIFICATIONS Colour Black Size 1000mm x 1200mm 12mm Plain Part Code F110 12mm Adhesive Backed Part Code F120 25mm Plain Part Code F130 25mm Adhesive Backed Part Code F140 Density 108 Kg/m³ Tensile Strength 88 kps Indentation Hardness 156N Elongation at Break 188% (minimum unaged) Temp. Range -30°C to +110°C 80°C continuous Flammability       FMVS302 Zero burn rate, self-extinguishing     BS476 Part 6&7 Class 0     CAA8/FAA Pass all grades     UL94 Pass Rating 94-V-0     PSA/FR3 Passes Source 5     ASTM 1692 1974 Resists ignition     PSA/FR3 Passes Source 5

ABSORPTION COEFFICIENTS Material / Hz 125 250 500 1K 2K 4K NRC 12mm 0.05 0.15 0.20 0.35 0.40 0.45 0.28 25mm 0.10 0.25 0.45 0.60 0.65 0.75 0.49 50mm 0.25 0.45 0.70 0.85 0.85 1.00 0.70 DUCTWORK ATTENUATION (dB) - Airborne Noise Material Duct Size 125 250 500 1K 2K 4K 12mm 900x600mm 0.2 0.6 1.7 3.7 5.3 4.5 25mm 900x600mm 0.2 0.8 2.9 10.8 6.9 7.2 50mm 900x600mm 0.8 2.9 7.2 11.0 7.1 6.2 25mm 450x600mm 0.4 1.0 3.3 14.1 8.3 8.9 50mm 450x600mm 1.6 3.1 8.7 16.6 8.3 8.6 25mm 300x600mm 0.6 1.4 3.8 15.1 12.0 11.4 50mm 300x600mm 2.6 5.4 10.5 19.5 15.1 11.6 DUCTWORK ATTENUATION (dB) - Breakout Noise Material Duct Size 125 250 500 1K 2K 4K 12mm 900x600mm 2.9 5.1 8.8 4.2 7.2 13.0

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All information contained in these details is given in good faith but without warranty. Custom Audio Designs reserves the right to alter the specifications of any product without notice.

©Custom Audio Designs 2004