Circulating rubber, elastic closed cell structure
35 dB (A)
Permeability resistance coefficient
µ > 7,000
Thermal conductivity coefficient
Water absorption coefficient
0.9% by volume (after 28 days)
Limited Oxygen Index
-40oC -> +105oC
15mm x 6mm x 15m – 20mm x 6mm x 15m – 40mm x 6mm x 15m
12 months when stored in an enclosed container.
Fire performance inspection – BS 476 part 6
Total: I < 12 Class 0 and Sub-Index: I < 6 Class 0
Surface Fire Protection – BS 476 Part 7
BS 476 Part 24 và ISO 6944
Up to 4 hours in terms of stability, integrity and insulation when roong is used between the flanges of the wind pipe.