Insulator Contour Rooflights comprise a GRP double skin profile of weather sheet and internal liner with a transparent tesselating core insulant. GRP comprises polyester resins with a glass fibre reinforcement.
Air zones within insulant core produces a lens effect on ingressing light which gives improved light diffusion with the building.
Insulator factory assembled wall lights are also available providing a nominal 10% improvement on U-values.
Standard product features
Nominal 1.2 mm.
Depending on specification, non-fragility classification is Class B when tested in accordance with ACR[M]001: 2005; expected period of non-fragility varies from 5–30+ years.
Fire rating is Class 0.
0.57+/ -0.04 to 0.46+/ -0.04.
Surface of weather sheet contains enhanced ultraviolet light inhibitors.
Sound Reduction Index (Rw) – 28 dB.
In excess of 25 years.