Bostik Cementone Bituminous Mastic 2.5 Litre

Bituminous Mastic is a multi-purpose, trowel grade material used for waterproofing, bedding, pointing, sealing and stopping. Bituminous Mastic can be used on mastic asphalt, roofing felt, corrugated iron, fibre cement, slate, lead, copper, concrete and timber. Bituminous Mastic is normally applied with a steel trowel or putty knife over a clean, dry surface. It dries to a flexible black material which remains soft and pliable for a long time after application.

• For bedding, pointing, sealing
• For asphalt and felt roofs
• Trowel on