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 and bituminous coatings. The product forms a surface skin, but the mass below remains soft to allow for moderate movement.
- 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 and sealing.
- Adheres to>fills holes in: mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber.