Ice And Water Shield Installation Diagram

When cutting panels to length begin cutting from the top of the panel cutting downwards towards. Ice shield also known as ice and water shield or iw is a thick asphalt or bitumen based reinforced membrane.

Alco Shield Underlayment Installation Drawings

Dave is an expert on the topic of how proper roofing underlayment installation can help protect from ice dam.

Ice and water shield installation diagram. In 1978 grace construction products developed the first self adhered roofing underlayment grace ice water shield. It has been a go to product that building professionals have trusted for over 37 years to protect their projects. 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.

Ice and water shield must be installed prior to the installation of the metal roofing productsrefer to local building code. Some suitable deck materials include plywood wood composition wood plank metal concrete and gypsum sheathing. When you install any gaf lifetime shingle and at least 3 qualifying gaf.

Ice and water shield installation tricks duration. Integrity roofing and painting 262098 views. Waterproof roofing underlayment on steep slope roofs.

Weatherwatch mineral surfaced leak barrier is a self adhering underlayment that helps keep wind driven rain and water from ice dams out of the most vulnerable areas of your asphalt shingle roof. Ice and water shield calculator. 1 waterguard rain ice installation instructions directions for applying gap waterguard rain ice protection underlayment general instructions install gap roofing waterguard rain ice underlayment according to adopted building code requirements.

Install grace ice water shield roofing underlayment directly on a clean dry continuous structural deck. Prevent ice dam leaks grace ice and watershield duration. In order to build a lasting roof and one that is up to code you must install ice and water shield that covers a significant portion upwards from the roof edge.

This membrane has a sticky surface that glues to the roof deck and does not tear after installation. Nrca recommends installation of a water and ice dam protection membrane the nrca provides a map of the usa but we note that we see ice dam leakage in locations eg baltimore md outside the nrca recommendation. Valleys as well as eavedrip edge rake endwall and sidewall flashing must be installed before the panels.

We assume no responsibility for damage to the under layment or water damage to the roof deck or. Use our diagram and free ice and water shield calculator below to calculate how much shielding youll need for your roof repair or rebuild.

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