If your attic insulation is inadequate the snow will melt collect in the gutters and re freeze.
Imporannce of an ice guard on roofs.
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.
It s a good question and so we turned it into a blog post to share our answer.
Lets say that you live in a area that receives 4 6 inches of snowfall regularly.
Our team explains that basically a roofing ice water shield is an asphalt impregnated membrane that gets applied to the roof deck and then shingled over.
This can cause a significant amount of damage if you do not take the right precautions.
When installed correctly the ice and water shield will extend up the roof from the fascia board to a minimum of 2 past the exterior wall.
We received a comment recently on our post will a metal roof make my house hotter asking this very question.
This is a code requirement in cold weather states.
The ice and water shield must stick firmly over the top of the drip edge on the soffit edge of the roof.
That being said it is definitely not a waterproofing system.
The purpose of snow guards is to hold accumulated snow on the roof until it can slowly melt.
An important component of making your roof less prone to leaks caused by ice damming is an ice and water shield.
It is intended to prevent any leaking from occurring if ice or water gets beneath the shingle for any reason.
Helps ensure watertight seal protecting roofs from harsh weather conditions.
Grace ice and water shield roofing underlayment a registered trademark of gcp applied technologies is the name that contractors trust the most to protect their reputations.
Strong adhesion to the roof deck.
This kind of placement ensures that the shield protects your roof against leaks and prevent ice dams from forming along the edge of your roof or gutters which are most vulnerable during the winter.
The following are 3 common uses for ice and water shield in the roofing industry.
Roofing ice guards help to protect against ice damage.
Ice and water protectors sometimes called ice and snow shields in cold climates are made with polymer modified bitumen.
This creates a sealed joint that prevent any water that got past the shingles from sitting on the edge of the wooden sheathing or dripping behind the wooden facia board.
