How To Repair A Flat Tar Roof

Suburban homes sometimes have small flat sections.

How to repair a flat tar roof.

A tar and gravel roof can be repaired by applying tar to the damage using the caulk gun smoothing it with the putty knife or brush and covering the tar with reinforcing mesh followed by a layer of gravel. Diy temporary asphalt roof repair this is often a paint on fix from a tin or heat applied flashing tape as seen in the video about repairing lead in the felt roof. When there is no debris left you are ready to apply tar to the roof. Permanent fix longer term fixes asphalt roofs can be repaired by having a small patch of roofing felt torched on.

Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system. Cut through the bubble end to end with a utility knife. Using a utility knife make a shallow cut until you can remove material around the spot without damaging the layers underneath it. For most small punctures you can repair your roof simply by forcing sealant into them.

If you live in an arid region or an older urban area you may have a large flat roof. Apply plenty of roofing. Be careful to only go as deep as the blister. Again as above these generally cause no problem unless they burst and become hollow or sit below lying water ponding.

Allow the primer to flash off so that there is no excess primer on the surface of the roof. Some flat roofs have hot tar built up roofing which may have a gravel surface. Sometimes doing that is difficult. Concrete flat roof repair.

Using small amounts at a time apply the roofing tar with your roller in short and smooth strokes. There are also products available in a spray can form which work well. Cut around the damaged area until the membrane rests flat. Bumps in asphalt roof these blisters are caused by moisture trapped underneath the roof surface.

Common damage issues include cracks in or surface wear to the concrete roofing. Rubber coat 57 roof tar. Prime the repair area once the surface of the patch area is free of all dust debris and moisture apply the liquid asphalt primer to the roof surface with either a brush or roller.