Overlap Roof Felt Paper

Where a roll ends and a new one is begun the two rolls should be overlapped by.

Overlap roof felt paper.

Use the lines printed on the felt as guidelines for lining up the courses. It s best to wear gloves and protective eyewear for safety purposes. Also called roof felt or builder s felt overlapped tar paper creates a water barrier that is your home s last line of defense against the elements if your shingles are damaged by wind hail or. When you arrive at the rake the paper should be cut flush with a knife and then adjusted to line up with the chalk line.

Roofing felt is required to overlap 2 inches over the lower felt course. Adjacent pieces of drip edge should overlap at least 2 inches 51 mm. Pay special attention to movements on top of any roof. Continue along the roof to the other end and trim the felt flush at the end with a utility knife.

Remember to always overlap roof paper at valley ridges and hips by six inches. Adjust the bottom of the felt if necessary to keep it flush with the gutter apron. Nail down the last few feet of the first course of felt. Video of the day.

The overlapping felt creates a secondary barrier for moisture and wicks water away from the shingles above and the sheathing below. Therefore a 2 inch overlap provides redundancy at the edges where the barrier is weakest. Position the next course of felt so that there is a 2 overlap of the first course of felt. Overlap the end of a roll about 4 inches with the start of a new roll and fasten both pieces to the.

Trim any felt that overlaps the rake. Insert staples with a hammer stapler 12 inches apart along the top and bottom edges of the felt paper as you roll it out along the roof. The vertical leg of the drip edge should be at least 1 5 inches wide and extend at least 0 25 inches below the sheathing. Cut a slit from the side of a paper roll to accommodate vent pipes.