Envirograf Intumescent Coated batt

Product Description

Envirograf high-density rock-fibre batt with intumescent coating on both sides that can be easily cut with a sharp knife and over painted or decorated. Suitable for use as a permanent fire barrier in walls and floors, giving up to 4 hours fire protection. In large floor openings, they should be supported with wire mesh. Intumescent jointing compound is supplied with each slab for fixing sections together – this must be used around the perimeter and in the joints. Can be used over door frames, between the frame head and ceiling.