A multi-purpose, trowel-grade material for waterproofing, stopping, bedding, pointing, and sealing. Trowel Mastic can be applied to most common roofing surfaces including mastic asphalt, roofing felt, corrugated iron, cast iron, fibre/cement, slates, lead, copper, zinc, concrete, and timber. Fibre is reinforced making it ideal for filling cracks and holes and cures to give a strong and flexible compound.
Apply using a steel trowel or putty knife.
Box of 6.