Black jack bitumen trowel mastic is a trowel applied black heavily filled bituminous compound with added fibres for re-enforcement, used primarily for patching holes in roofs & bituminous coatings. the product forms a surface skin, but the mass below remains soft to allow for moderate movement. Benefits
- fast drying
- suitable for use with all bituminous surface coatings
- remains flexible for long periods after application
areas for use
mainly used for:
- waterproofing, stopping, bedding, bonding & sealing
- adheres to/fills holes in: mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete & timber.
Size: 2.5ltr.