What is code for ice and water shield?

The minimum is typically 2 feet (24 inches or 0.60 m) above the vertical projection of the inside of the exterior wall. In colder regions, a good practice is to cover the first 3 feet (36 inches or 0.91 m) of roof over heated space with ice and water protector. All overhangs should also be covered.

Do you overlap ice and water shield?

A single length of WaterGuard Rain & Ice works best, but if that isn’t possible, successive overlaps should be 6″. Firmly hand-roll the laps to ensure a complete, water- tight bond. As you apply WaterGuard Rain & Ice complete adhesion to the contour of the valley and up the sides is essential.

Does ice and water Shield go on rakes?

Ice and water shield on the rakes performs the same way but instead of water getting underneath the shingles from ice dams it is getting underneath from the water rolling over the edge and getting under the shingles either wind driving it or just gravity.

Do you put underlayment over ice and water shield?

Ice and water shield is different from felt paper because it’s a rubberized membrane that sticks to itself and the wood roof sheathing. But if you call them, they will tell you a single layer of ice and water shield is acceptable, no underlayment required over it.

Where does ice and water shield need to be installed?

This code implies that ice and water shield—eaves flashing—is required for installation on all heated, steep-slope structures (exception is unheated structures) in colder climates. The eaves flashing shall be installed from the end of the deck to a minimum of 24 inches up the slope.

What does ice and water shield stand for?

Ice and Water shield is a peel and stick product that adheres directly to the roof deck. It forms a water-proof barrier where ice most often build up on the eaves edge.

How to apply Waterguard rain and ice on roof?

Secure with roofing nails, centered on the top flange at 8″ to 10″ on center, or per adopted local building code. Install drip edge first along the eaves, and lap the initial course of WaterGuard Rain & Ice over it.

Do you need ice and water shield for shingles?

Essentially all the weakest or most prone to leaking areas of a roof should be coated with Ice and Water Shield before installing shingles or any other roofing products. Is there really a difference in the different brands of Ice and Water Shield? The simple answer is yes but let’s go into more detail.

What’s the difference between an ice and water shield?

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. Ice and water protectors (sometimes called ice and snow shields in cold climates) are made with polymer-modified bitumen.

How does an ice and snow shield work?

Ice and water protectors (sometimes called ice and snow shields in cold climates) are made with polymer-modified bitumen. The adhesive back surface of the membrane will bond to the roof deck, which is a superior underlayment for areas where ice dams or severe storms are common.

What does ice and water protector stand for?

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.