Removing Old Roof Shingles

Skylight and chimney flashings are often worth saving if they re in good condition.

Removing old roof shingles.

Cover roof deck with 30 pound felt underlayment. If the broken piece is lost cut a new piece to fit the existing shingle. Remove the old shingles with tear off shovels. In some cases you can get away with that but if your roof already has two layers of.

Once it s out of the way pull any nails and remove any shingles and underlayment that are underneath. If you re keeping the old metal flashing carefully remove nails and bend it upward off the shingles with a pry bar. Removing asphalt shingles is a big job and you might be temped simply to lay the new roof over the old one. An underlying old shingle layer may affect those roof performance properties.

The goal is to provide a reasonably flat surface for the new shingles to lie over with no gaps greater than 1 2 inch. One square foot of roofing area. The shark tip is shaped perfectly for slipping under the nail head. It doesn t matter where you start or stop.

Besides being tripping hazards they can work through and damage the new shingles. If a shingle is torn or cracked glue the broken piece back in place using roofing cement. Some shingle properties for example impact resistance may have only been evaluated on shingles applied directly to the deck. The dasco is also nice for those moments where you need to remove a few damaged shingles without hurting the surrounding ones.

We figure one unskilled worker can remove about 100 square feet of asphalt shingles per hour. Some shingle manufacturers limited warranty coverage may require the old layer be removed. In this video this old house general contractor tom silva explains how to reshingle a roof steps. Support see jane drill by shopping on amazon through our link.

You can get in there and do the surgical removal of a few shingles. Staple felt every 6 to 8 inches. Be careful not to damage the flashing. Work from the top bottom and sides to save back muscles.

Nail down loose roof sheathing to rafters. Then you just pry up and life the nail head u so you can release the old shingle. Clean the roof with a push broom and remove or pound in any remaining fasteners. Leah from see jane drill demonstrates how to use an ordinary pitchfork to tear off an old roof.