bitu.®seal plastic is a hydrocarbon solvent-based, asbestos-free, reinforced bituminous mastic.
Uses
- Heavy-duty bitumen mastic sealer and repair compound
- May be used to seal most roofing defects: sheeting overlaps, valleys, gutters, downpipes and enlarged screw holes.
- To repair roof cracks, flashings, cracked roof tiles and patch repair to roofs.
Advantages
- Economical waterproofing compound.
- Easy-to-apply.
- May be overcoated.
Bonding / Priming
Prime with a coat of bitu.®seal plastic, which should be allowed to dry prior to the application of bitu.®seal plastic, except for steel which must be coated with a suitable anti-corrosion primer like abe® 4-metal primer.
Coverage
Application thickness: As needed up to 30 mm. Practical coverage for estimating purposes: Full overlap and screw head treatment on corrugated iron roof 150 mm wideroof flashing – 1 L/2.2 m run. In general – 1 L/m2 per mm thickness.
Application
bitu.®seal plastic may be applied by trowel, putty knife, extrusion gun or gloved hand. bitu.®seal plastic can be used in conjunction with glass fibre membrane. The membrane must be set into the still wet film of bitu.®seal plastic.
Handling & Storage
Shelf life of 24 months, but shorter if in extreme conditions. Keep tightly sealed in a dry cool place in the original packaging