Everbuild Black Jack 904 Bitumen Roof Felt Adhesive is a cold-applied, black oxidised, bitumen-based adhesive. It is used to bond roofing felt to itself, concrete, asphalt, metal, wood and similar surfaces. Also suitable for use as a cold gritting solution. This adhesive offers strong bond, is weatherproof, and easy to apply. It bonds roof felt securely and is durable. It features easy brush application and is cold applied. Ideal for sealing laps and bonding chippings to the final layer of felt.