How To Tar And Felt A Flat Roof

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.

How to tar and felt a flat roof.

Nail aluminum drip edge along all the edges of the roof using 1 inch galvanized roofing nails. Multiply the numbers together to find the square footage. A cold tar roof is a method of applying tar to a flat roof that is cleaner more environmentally friendly and easier to apply. Some roofing felts are actually glued down.

Sweep the bare roof boards clean of any dirt and debris. Remove existing roofing felt by pulling it away from the plywood beneath. Climb up on the roof using a ladder. This will give you extra felt to hang over.

If any roof boards need replacing do it now. How to tar paper a flat roof. Cutting your felt pieces. Add about 2 inches 5 cm to each of your measurements before calculating the area.

The cold tar is painted onto the surface and then pieces of roofing membrane are placed on the roof between the layers of tar to waterproof the roof. Installing the roofing felt does take care but can go very quickly. How to refelt a flat roof. Use small amounts and apply it with the roller in short smooth strokes.

As you work you will move back toward the end where your ladder is taking the bucket with you. These applications are ideal for flat roofs or protective surfaces under roof level decks. Keep your tar bucket close to you as you start spreading the tar on the surface with the roller. Measure the length and width of the roof.

A cold tar roof is an easy alternative to hot tar and gravel. Pull out existing nails or staples using a claw. These thick layers of roofing felt are installed by heating the back of the felt with a butane torch and then carefully applying it to the roof.