Table of Contents
How much ice and water shield do I need on my roof?
Once you calculate how far up the roof needs to be covered, you can calculate the total amount of ice and water barrier needed by multiplying the coverage in feet by the length of the eaves that need to be covered in feet.
How many square feet does ice and water cover?
The length and coverage of a roll of ice and water protector will vary by manufacturer. GoldShield™ is 66.7 feet long (19.9 meters), and one package has an area of 200 square feet (19.58 meters squared). Stormshield® is 65 feet long (19.8 meters) and one package covers an area of 195 square feet (18.1 meters squared).
Should you use ice and water shield on my whole roof?
Should you get ice and water shield installed? You can (and should, in my opinion) insist on installing ice & water shielding throughout your entire roof, especially if you know your home is prone to ice dam leaks. Just be prepared for push-back from your roofer.
Where do I put ice and water shield?
Where Is Ice & Water Shield Needed? On the eaves of your home up to 24″ inside the exterior wall (this usually means at least 2 rows or 6 feet) In every valley (1 row or 3 feet) Around every pipe before the flashing is installed. Along every wall, chimney, or skylight where flashing will be installed.
Can you install ice and water shield in the rain?
The common question that often arises in users’ minds is that can provide the underlayment itself could shield the roof when it’s raining? Yes, for a few days, you can be protected from the weather. Underlayment can be installed in the same way as shingles.
Do you nail down ice and water shield?
If necessary, WaterGuard Rain & Ice can be nailed in place with fasteners or the adhesive activated by heat welding. If WaterGuard Rain & Ice is not used on the entire roof, other underlayments should be lapped 6″ onto WaterGuard Rain & Ice applications (like roof valleys).
How much is ice and water shield per square foot?
Cost to Install Ice dam Barrier Ice dam Barrier Costs Zip Code Square ft. Basic Better Ice dam Barrier – Installation Cost $220.00 – $240.00 $265.00 – $280.00 Ice dam Barrier – Total $385.00 – $415.00 $455.00 – $490.00 Ice dam Barrier – Total Average Cost per square ft. $4.00 $4.72.
How many squares does a roll of ice and water shield cover?
x 75 ft. Roll Self-Adhered Roofing Underlayment (225 sq. ft.).
Do you need ice and water shield on rakes?
This code requires ice and water shield along the edges of your roof to prevent leaking from ice damming after a heavy snow or ice storm. If you live in an area that sees heavy snow, you’ll most likely have 2 rows of ice and water shield along your roof’s rakes and eaves per local codes.
Is Grace ice and water Shield worth it?
“Grace Ice & Water Shield® has the best adhesion to the roof deck,” said one Wisconsin contractor who uses the roofing underlayment on job sites. “You will not have problems with ice damming, leaks, wind-driven rain… anything like that.”Jun 22, 2016.
How do you calculate ice and water barrier in xactimate?
#xactimate line item of the day, Ice and Water Shield – (RFG IWS). Standard Calculation = (EAVE*6) + (VAL*3) 1507.2. 8.2 Ice barrier.
How much does a roll of Grace ice and water Shield Cover?
Product Description. 225 sqft roll, ice & water shield, self-adhered membrane forms a watertight seal around roof fasteners, apply at eaves & in detail areas to prevent leaks caused by ice dams & on the whole roof to prevent leaks caused by wind driven rain, roll dimension: 36 in. x 75 ft.
Does felt paper go over ice and water shield?
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.
How long does ice and water Shield last?
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.
What goes on first drip edge or ice and water shield?
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.
Can ice and water shield be used as flashing?
Ice and Water barrier is also commonly used around chimneys, under all step flashing at dormers and roof to wall transitions, around pipe flashing and should also be used around skylights.
Does tar paper go under drip edge?
Quoted directly from InterNACHI “Roof Inspection” course…“Drip edges should be installed so that the roofing paper or felt is underneath the drip edge on the rake, but over it along the eave.”Mar 29, 2013.
How do you remove ice and water shield from roof?
Sometimes shingles come off the ice shield better when it is hot. In that case, let the area heat up a bit and then tear that area off, and then the shingles will separate from the ice shield. Sometimes shingles just won’t come up at all.
How many squares are in a bundle of shingles?
Each bundle covers 33.3 sq. ft.
