Can You Use Ice And Water Shield On A Flat Roof

Now if you live down in florida where hurricanes are an issue and shingles get ripped off of roofs and rain flies sideways on a regular basis down there typically they ll put ice and water shield sometimes across the entire roof.

Can you use ice and water shield on a flat roof. There were some delicate details we needed to take care of such as the flat roof went under another part of the roof so we had to pull off the old siding and run ice and water shield up. Ice water shield is a thick sticky back underlayment also known as felt paper that will adhere to your roof deck and prevent water from seeping into your home if it gets under your shingles. My question is do i try to remove the existing ice and water shield or just lay new ice and water shield over the old. My only experience with i w was using it on a wall above a roof in snow country.

Water and ice shield on entire roof bad idea. If you live in an area that s frequented by hurricanes or severe thunderstorms that can drive rain sideways then you need this material. However because the modified bitumen back surface is continuous these membranes can result in a vapor barrier. We had a high wind storm 50 60 mph and some of the ice and water blew off it was put on cold but the triflex stayed although it did leak a little around.

We usually ice and water the whole roof with a lower cost product not grace which is the only one that really works for ice dams to achieve a water tight roof before the shingles go on. Also we do not recommend covering entire roof in ice and water shield as added leak protection. That s a good question. If an ice dam occurs on your roof and water backs up under the shingles it will seep down into your home through the nail holes holding the shingles on and into your attic.

Published on aug 25 2017 one person can install long lengths of ice and water shield to the roof however it is easier for two people to install especially with some new installation tricks. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Tue aug 16 2016 11 23 pm location. Potentially covering an entire roof with ice and water protector can prevent leaks even after high wind conditions blow shingles off the roof preventing further damage and making repair easier.

These storms can easily push water under many finished roofing materials. We do not recommend putting ice and water shield over entire roof. Yes ice and water shield will protect your home from leaks caused by hurricanes. I remember it.