Rose Roofing Universal Felt Adhesive 5L Felt adhesive is a solvent based, cold applied bituminous adhesive for bonding successive layers of roofing felt. It is formulated for convenience and safety. Ensures affinity and a strong final bond to bituminous membranes. Bonding roofing felts to metal, timber and concrete and asphalt, lap cement Bonding chippings to flat roofs Approx. coverage of felt adhesive is 2m square per litre. Available in 1litre, 2.5 litre, 5 litre, 25 litre