Insulation overlay-protection board composed of a modified bituminous base sheet membrane, factory laminated to a high density polyisocyanurate board. The base sheet membrane is made of either glass fibre mat or heavy duty non-woven polyester, enhanced with glass fiber strands and selected SBS modified bitumen for superior flexibility and stability.
Poly-film: For heat welded cap sheet membrane
2-1 Panel Dimensions:
0.91 m x 2.44 m (3' x 8')
0.91 m x 4.88 m (3' x 16') **
**Available only with the heavy duty non-woven polyester enhance with glass fiber strand reinforcement