Do you put tar paper over ice shield?

Method 1: Install the ice-barrier membrane according to the manufacturer's instructions with the drip edge installed on top of the membrane. Then install regular roofing underlayment (tar paper) over the top of the drip edge (and over the ice barrier) and continuing all the way up the roof.

Do you install felt 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.

Do I need underlayment over ice and water shield?

You should install ice and water protector before other underlayments, including roof felt. Around roof features like dormers and chimneys, you should place ice and water protector below flashing. If two courses of IKO's ice and water protector are needed widthwise, you should apply the bottom course first.

What do you put over ice and water shield?

Traditional Felt Paper

If you see ice and water shield being installed, you might think it is felt paper. Felt paper or tar paper is also a rolled material you see roofers nailing down under shingles. It's an asphalt saturated paper that increases the water resistance of your roof from wind driven rains or blow offs.

Is ice and water shield the same as tar paper?

Roofing ice and water shield may look like traditional felt paper, but it's vastly different in performance. Traditional felt paper does a very good job at stopping most leaks where water gets under shingles, tiles, metal or slate.

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

How long does ice and water shield last on a roof?

The original, fully-adhered roofing underlayment, Grace Ice & Water Shield®, now has an extended exposure limit of 90 days. For more than 35 years, Grace Ice & Water Shield® has been the brand that roofing contractors and architects trust most to specify and install on marquee projects around the world.

Does drip edge go on before tar paper?

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.

Is ice shield waterproof?

Ice and water shield is a waterproof membrane used to protect your roof from ice and water damage.

Can I use ice and water shield on my whole roof?

That said, you can cover your entire roof with an ice and water shield, and it could help prevent leaks if you live in an area with extreme winds. But if you do, make sure you also add a ventilation system to your attic to prevent condensation.

Where does ice and water barrier go?

Ice & water shield should be installed anywhere there's a chance of water getting under the shingles. These spots are… Along every wall, chimney, or skylight where flashing will be installed.

Do you need ice and water shield on steep roof?

Most homes that are situated in the colder regions on the States tend to have steeper slopes to counter snow that might settle on roofs. However, if you're using low-sloped roofs, then it's best to have ice and water protection to help prevent ice dams.

How do you use an ice shield?

Begin at a lower corner of roof, and position a length of WaterGuard Rain & Ice parallel to the eave (atop the drip edge), adhesive side down, aligning in the desired position. At the starting end, lift the membrane, and peel back at least 6" of release film.

What is and why do we use tar paper?

Roofing felt or felt paper, also called underlayment or roofing tar paper, goes between the roof deck and the shingles, which adds another layer of protection to your roof.

Should there be a gap between drip edge and fascia?

The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. The shingles should also overhang the drip edge 3⁄8 to 1/2 an inch.

Do you need to tar paper under shingles?

Answer: Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage. Felt, otherwise known as underpayment, is required when asphalt shingles are installed as a first layer of roofing or when they are applied over wood shingles or a built-up roof.

Can you put Grace ice and water Shield over shingles?

Protects under all standard sloped roof coverings — GRACE ICE & WATER SHIELD® roofing underlayment protects under slate, tile, cedar shakes or metal, as well as under conventional asphalt shingles.

Do you staple down ice and water shield?

Do not staple or nail the shield unless it is absolutely needed. Overlap the first line with the second line. The overlapped area should be three inches. Remove the back and adhere it to the roof.

Can ice and water shield be exposed to sunlight?

GCP's underlayments (GRACE ICE & WATER SHIELD®, GRACE ICE & WATER SHIELD® HT, GRACE ULTRA™, GRACE SELLECT™, GCP granular underlayment, Roof Detail Membrane™, TRI-FLEX® and TRI-FLEX® 15) are not meant to be left permanently exposed to the sun.