How To Use Roof Felt Adhesive

Solvent based adhesive for bonding successive layers of roofing membranes and to bond overlaps on single layer installations that are nailed to timber.

How to use roof felt adhesive.

Align measure and cut it to length. We had a problem with our shed workshop flat felt roof leaking and needed a quick repair. Ensure that all surfaces are clean dry and free from oil grease dirt and organic growth. You will follow the same process as in step 2 for the last layer.

Roll out the felt. Hang the lower edge of the felt over the eave the part of the roof that meets or overhangs the shed s walls by about 0 5. Instead of replacing the felt roof we decided to use a product call. You can cover the surface of the felt with gravel for added strength.

Following the manufacturer s instructions apply the adhesive to the first nailed layer. Roofing felt paper is a common underlayment but adhesive backed underlayment membranes may offer more protection. Apply another layer of adhesive to the top for maximum waterproofing. The roofing felt should be applied in layers that overlap.

Cover the edges of the roof with strips of felt before laying out the final layer. Roll the felt so that it overhangs the edge by 2 inches. Adjust the felt as you roll it making sure that it s straight with no bubbling. Never install the felt vertically across your roof.

Let it stand for about 30 minutes and then using galvanized nails and your hammer nail down the first layer. Start at the bottom of the roofline and work up so any water that gets through the roofing material will shed down the tar paper and will not go under it. Roll your felt out on the roof and cut it to fit with a utility knife. Porous surfaces should be treated with bitumen primer and allowed to dry thoroughly.