Bitumen chips consists of reinforced fiber glass base of 60 g/m2 coated on both sides with modified bitumen and covered with a polyethylene film to prevent sticking in the roll.

Uses:
Bitumen chips is suitable for use as the lower layer(s) of built-up roofing and as the top layer on flat roofs which are subsequently surfaced with bitumen dressing compound and mineral aggregate or other surface finish. A perforated layer may be used as the first-layer if partial bonding and/or venting is required.
Felts are also suitable for use as a vapor barrier under roof insulation with solid top coating of an asphalt material.
Technical Specifications:

Dimensions: 1×10 m/roll
Thickness: 4 mm
Weight per roll: 50 Kg