Which Side Goes Down On Roofing Felt

Understanding the proper way to install the drip edge will only get you so far.

Which side goes down on roofing felt.

Tack it down with galvanized nails a hammer tacker or an electric staple gun. Start rolling the first layer of felt out from the bottom of one side of the roof. Meaning the lines that were marked on the felt are facing down instead of up. Begin at the bottom edges of the roof and go up.

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. The roofing felt should be applied in layers that overlap. Roofing felt paper installed upside down does it matter. Afterward roll the felt away from you lengthwise along the lower edge about 10 feet 120 in.

Place just enough tacks to hold down the tar paper. According to most building codes and manufacturer recommendations the drip edge should be installed beneath the underlayment along the eaves of the roof. As you roll it out make sure that it remains flat. As you work the paper can be tacked down in the center so it won t blow away.

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. Use more if the day is windy. Begin at the bottom right or bottom left of the roof. 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.

When you place the sticky side of the tar paper down either on a roof or a wall it helps produce a waterproof seal. Does drip edge go over or under felt. But over the underlayment along the rake edges of the roof. 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.

Lay the first strip of tar paper side to side with its bottom edge along the edge of the roof. How to install roofing tar paper.