Which Side Goes Down On Roofing Felt

Start rolling the first layer of felt out from the bottom of one side of the roof.

Which side goes down on roofing felt.

I finished installing 30 roofing felt paper on my 10x12 shed but after reading around it seems i put the wrong side up. As you roll it out make sure that it remains flat. Whether you re building a new house or putting a new roof on your existing house installing tar paper first helps waterproof the roof and prevent leaks. Tack it in place at the corner with the end flush with the end of the roof and the bottom edge of the roll right along the bottom of the roof.

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. Roofing felt is comprised of a base made from natural materials such as wood cellulose or synthetic ones such as fiberglass or polyester and then coated or saturated with a protective coating such as bitumen asphalt which repels water but still allows the product to breathe. Understanding the proper way to install the drip edge will only get you so far. According to most building codes and manufacturer recommendations the drip edge should be installed beneath the underlayment along the eaves of the roof.

Roofing felt paper installed upside down does it matter. Does drip edge go over or under felt. Tack it down with galvanized nails a hammer tacker or an electric staple gun. Use more if the day is windy.

Start the roof felt at one bottom corner of the roof. When you place the sticky side of the tar paper down either on a roof or a wall it helps produce a waterproof seal. How to install roofing tar paper. Meaning the lines that were marked on the felt are facing down instead of up.

But over the underlayment along the rake edges of the roof. Afterward roll the felt away from you lengthwise along the lower edge about 10 feet 120 in. Begin at the bottom edges of the roof and go up. On hot days which are ideal for using tar paper the heat from the sun will help soften the sticky side of the tar paper and melt it into place.

As you work the paper can be tacked down in the center so it won t blow away. Lay the first strip of tar paper side to side with its bottom edge along the edge of the roof.