Roofing Ice And Water Shield Questions

Hey everyone i was just wondering how everyone else was dealing with getting ice and water shield off when doing tear offs or were you just leaving it on and going over it with new.

Roofing ice and water shield questions.

Sorry if this was talked about before and i missed it. Ice and water protector sometimes also referred to as ice and water shield is a waterproof roof underlayment membrane developed to protect vulnerable areas on a roof from ice and water damage. If you have a roof that you know to be older than 1980 it won t have this great product under the shingles. Removing ice and water shield.

A contractor should know this and be mindful of everyone s safety. 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. It is impossible to get it off. This ice water shield is applied as an underlayment prior to putting the shingles on the roof.

This ice shield seals nail holes better then regular tar paper roofing materials. Not all roofing underlayments are the same. Grace ice and water shield ht is an excellent high temperature ice and water barrier that follows in the footsteps of the original ice and water shield but is specially formulated to meet the higher service temperatures that are inherent to metal and tile roofs. Ice and water shield or weather watch is a premium leak barrier rubberized membrane that is used as part of a roofing system to provide a 100 watertight seal.

Traditionally contractors used metal flashing or double layers of felt in places where ice and water shield are used today. An ice and water shield is a great roofing product to create leak free roofs. Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen. I was considering applying the synthetic underlayment over the ice and water as well as i have read that shingles will often adhere so badly to i w products that you have to take the decking out to reroof 20 30 years down the line.

The ice and water shield is an amazing roofing product that was first introduced in the 1980s. Do note though that the cheaper the shield also means that the more slippery and hard to walk on the shield will be. I am about to reroof using grace ice and water shield for the first two courses then a synthetic underlayment above. The specific performance of ice water shields is important and it s best to know that any premium brand is your best bet for long lasting protection.