How To Felt A Roof

Step by step guide for felting a flat roof step 1.

How to felt a roof.

Unroll the felt so that the lines are facing upward. Attaching your roof felt 1. If you need to replace any boards be sure to coat them with a preservative. It is important to point out that you are rolling the felt lengthwise and not up and down when you install roof felt.

Start at the bottom of the roofline and work. The roofing felt should be applied in layers that overlap. If you already have felt on the roof remove it along with any excess nails. Begin at the bottom right or.

Continue pulling the felt tight. Once you have aligned it measure and trim to the correct size with a sharp knife. This will make it easier to work with. You must remove any rotted pieces of wood on the roof and replace them with your plywood.

Return to the side that you began rolling from and. You will need to begin at the very bottom of one side of the roof. Then rolling the felt lengthwise move it across the surface of the roof shed. Once it is cut to the correct size start at the centre of the sheet and work towards one of the edges placing nails at random intervals.

Roll the new felt out on the roof and allow it to stay on the roof for about 30 minutes. Start at the bottom of one side of the roof at the right or left edge. You can either measure the roof from the ground or by standing on a ladder and actually going. Ideally the roof should be done when there is a forecast for several days without a lot.

How to install roofing felt prep work. Start at the lowest edge of the roof and roll out the felt at right angles to the direction of the full. Make sure it stays flat. Start rolling the first layer of felt out from the bottom of one side of the roof.