How To Repair Galvanized Siding

Use the siding removal tool to gently expose the nail hem that needs new nails.

How to repair galvanized siding.

Besides prying out the rotten wood you may need to cut adjacent boards back a stud or two in either direction. Repair of damaged hot dip galvanized coatings this method is not for field application and cannot be used in the field. This method involves the application of a zinc coating by spraying the surface to be repaired with droplets of molten metal using wire ribbon or powder processes. Always use corrosion resistant nails when working with cedar wood.

Caulk any nailheads that break the paper face. Use a circular saw to cut the board to length and fasten it in place with nails. Once all the nails are removed from the adjoining board the damaged one should just pull out. Drive new nails into the center of the slots on the siding nail hem.

Remove the nails on the lap board then use the claw of the hammer to split the board down the center image 1. Prime the back and edges of the new siding. When you re ready to install the new material create a gauge block to help ensure that the reveal of. Remove the nails in the corner cap.

Mark locations of shingle courses on pole. 2 use pitchfork to remove all damaged shingles from house. Do not drive the nails flush or countersink them. Pour some vinegar on a wire brush then scrub the rusted area thoroughly.

The length of nail you use will depend on the thickness of the siding. 1 make a story pole from a straight 1x3. Galvanized hot dipped zinc coated and aluminum nails are all appropriate. Snap the bottom edge of the piece of siding into top locking ridge over the nail hem.

Score down the damaged lap siding with a utility knife. Examine the area for stubborn rust stains. Step 2 wash the area with a garden hose to neutralize the acids in the vinegar. In this video this old house general contractor tom silva explains how to repair shingle siding.

The heads will break the paper face allowing water to soak in and deteriorate the siding. Gap at corner and butt joints. Purchase galvanized steel or aluminum roofing nails with a head at least 3 8 inch in size. Make your repair last.

Prime the new wood you ll be using for the repair on the front back and end grain. Must contact a metalizing shop.