Removing Old Roof Shingles

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Removing old roof shingles.

Be careful not to damage the flashing. Leah from see jane drill demonstrates how to use an ordinary pitchfork to tear off an old roof. That includes stripping 2 or 3 layers of shingles plus flashing and drip edge tossing them into a dump truck or. Then you just pry up and life the nail head u so you can release the old shingle.

Some shingle properties for example impact resistance may have only been evaluated on shingles applied directly to the deck. Construction demolition unit cost for removing 3 tab asphalt roof shingles. The shark tip is shaped perfectly for slipping under the nail head. The dasco is also nice for those moments where you need to remove a few damaged shingles without hurting the surrounding ones.

The goal is to provide a reasonably flat surface for the new shingles to lie over with no gaps greater than 1 2 inch. Some shingle manufacturers limited warranty coverage may require the old layer be removed. Nail down loose roof sheathing to rafters. In some cases you can get away with that but if your roof already has two layers of.

Besides being tripping hazards they can work through and damage the new shingles. If the broken piece is lost cut a new piece to fit the existing shingle. Pry off old roof shingles with pitch fork. We figure one unskilled worker can remove about 100 square feet of asphalt shingles per hour.

Staple felt every 6 to 8 inches. Cover roof deck with 30 pound felt underlayment. Removing asphalt shingles is a big job and you might be temped simply to lay the new roof over the old one. Remove the old shingles with tear off shovels.

If a shingle is torn or cracked glue the broken piece back in place using roofing cement. Clean the roof with a push broom and remove or pound in any remaining fasteners. An underlying old shingle layer may affect those roof performance properties. It doesn t matter where you start or stop.

Skylight and chimney flashings are often worth saving if they re in good condition. One square foot of roofing area. Work from the top bottom and sides to save back muscles. In this video this old house general contractor tom silva explains how to reshingle a roof steps.