JOINT SEALER

Joint Sealer is a fibered and rubberized asphalt mastic for roof tightening and repair.
Suitable for sealing damages, cracks, metal seams, etc, and for fixing roofing felt. Joint Sealer contains additives to allow application on wet surfaces. Forms an elastic, tight and waterproof joint. Enlarged joints and blisters (to be cut open) should be reinforced with glass fibre fabric.