IKO Glass-Fibre Underlay is a waterproofing membrane, consisting of a strong glass fibre base coated with oxidised bitumen. It is sand finished on both surfaces. Used as an economical underlay (or intermediate layer) in a built-up felt roofing, and is usually fully bonded in hot bitumen. It is also used as an underlay to bitumen shingles in a pitched roof application.
Features and Benefits
- Formerly BS 747: 2000 Type 3B
- Roll Coverage: 20m2
- British Standard glass-fibre based
- Economic roofing materials
- Category: Roofing
- Sector of Application: Flat
- Product Type: Bituminous
- Membrane Type: Underlay
- Colour: Black
- Product Finish: Sand
- Installation Method: Pour & Roll
- Project Type: Commercial Small, Domestic Large, Domestic Medium, Domestic Small
