Does felt paper go over or under drip edge?

Installing roof drip edge flashing properly

The best way is to install the roof drip edge only along the eaves first, then place ice-and-water barrier (in the snowbelt) or felt paper (underlayment) over the drip edge. This lets any water that gets on the roof run down the underlayment and over the drip edge.

Does drip edge go under or over felt?

At the side, or gabels, of a roof, the drip edge goes over the roofing felt. At the bottom of the roof, the drip edge goes under the roofing felt.

How much overhang should a tar paper have?

Be sure the tar paper lies in flat strips that are absolutely smooth. There should be no wrinkles or other spots that could catch moisture and cause problems. The overlap of 3/8” should be followed consistently for a smooth look once the shingles are installed.

Which side of felt paper goes down?

Direction. When laying sheets of tar paper, always lay the sticky, glossy side down. Tar paper's two sides are noticeably different. One side is somewhat sticky, though don't expect it to leave a glue-like residue on your hands.

Which way does roofing felt go?

It has to go rougher side up, but there is no specific top or bottom. Make sure the felt placed higher up overlaps the lower piece.

Roofing - Does Drip Edge go Under or Over Underlayment or Tarpaper at the Roof Eave

What is the overlap on felt paper?

Remember to leave a 2" overlap. Drive about five nails in the top right-hand corner and roll out the felt about halfway (perhaps 25 feet) across the roof. Stand on the first course of felt and work with the second course of felt above you. It is not necessary to completely nail the top edge of the course.

Do you nail or staple roofing felt?

Some roofers prefer to attach felt underlayment with 1-inch roofing nails or special nails with plastic washers, but most codes allow staples, which are easier to drive.

Does drip edge go over or under ice and water shield?

Ice and water protector needs to be installed directly onto the roof deck after you have placed the drip edge at the eave. (The drip edge will be installed over the ice and water protector and other underlayments at roof rake edges.)

Should drip edge be tight to fascia?

A vertical drip edge lip extends down roughly 1 5/8" and as Steve points out, should not be set tight against the fascia board or water may run behind the gutter and down the fascia, inviting leaks and rot.

How far should shingles overhang drip edge?

Shingles should not extend more than 3/4” (19 mm) past the drip edge. If shingles overhang the edge of the roof by more than 3/4” (19 mm), then they are not supported and may crack and break off. In addition, the wind resistance at the roof edge may be compromised.

Does rain gutter go under drip edge?

It is recommended that gutters are placed under or 'behind' the drip edge of your roof. A drip edge refers to a component that hangs over the roof and has an outward projecting lower edge.

Does drip edge go on all sides?

Drip edge is installed around the whole perimeter of the roof. It is used to hold the underlayments down and create a watertight seal around the edge of the roof. Only the face of the metal is seen and is usually just white one to one and half inch stripe located right under the shingles and above the fascia.

What size staples should I use for roofing felt?

How to Attach Roofing Felt. Tack or fasten roofing felt using stainless steel ¼” to ½” T50 staples or 7/8” to 1-1/2” hot-dipped galvanized or aluminum 12-gauge shank roofing nails with a 3/8” head diameter. Use the nails with or without plastic caps.

What kind of nails do you use for drip edge?

The drip edge is nailed in place using 1-1/2 galvanized roofing nails. A felt-tip marker works great for marking cuts. And, again, prying open the end with a small flat bar allows the pieces to overlap cleanly.

How long can roofing felt stay exposed?

Roofing felt shouldn't be exposed to the weather for more than one or two weeks. The elements easily damage roofing felt underlay despite it being somewhat waterproof.

When applying asphalt felt underlayment how much should each course overlap the lower course?

Cover the remainder of the roof deck with two layers of an approved underlayment, starting with a 36" wide sheet overlapping the eave protection by 19". Thereafter 36" sheets are laid, each to overlap the upper 19" of the preceding course leaving 17" exposed.

Do you overlap roof underlayment?

Overlapping 19 inches will ensure that the underlayment is at least two layers thick all over the roof. So, underlayment on low-slope roofs should overlap 19 inches. Remember that underlayment on steep-slope roofs should overlap 2 inches.

Can you use a staple gun for roofing felt?

Staples can be used for tacking it down, but not recommended to hold. When the shingles are installed the felt is not going anywhere. Back in the day all I used was staples and /or roofing nails now plastic tops are the norm.

Should I use 15 or 30 lb felt?

If your roof does not have a steep pitch, you can use #15. This weight of felt is a good economic choice if you have a standard roof. But if your roof has a steep pitch, #30 is a better option because it is thicker and tears less during installation. With #30 you get a thicker layer of underlayment and protection.

Do you put tar paper over ice shield?

Ice and water shield need to be installed before other underlayments, including roofing felt. Tar paper compared to ice and water shield do not stick to anything, whereas ice and water shields are a rubberized membrane that is very sticky to create a waterproof barrier to standing water if installed correctly.

What is the difference between tar paper and roofing felt?

The slight difference between the two is that tar paper is made of tar, while roofing felt is simply a fiberglass mat made of a synthetic, inorganic material known as asphalt. Whichever you opt to use on your roof sheathing, rest assured that it will prevent water from leaking into your house and causing damage.