Repair Hardboard Siding Before Paint

This article describes repair procedures for cosmetic or functional siding issues that may arise such as loose siding wind damaged siding siding paint or coating failures and siding gaps especially gaps at fiber cement siding butt joints where lap siding is installed.

Repair hardboard siding before paint.

Apply the wood putty in layers when filling holes exceeding 1cm. Our page top photo shows loose and improperly installed fiber cement siding on. Wood siding has always been one of the most popular choices because of the warm and natural appearance it gives a home. Use sandpaper to smooth and even the entire hardboard siding surface.

Make your repair last. Recognized for its density strength and traditional wood appearance masonite hardboard is a partially synthetic alternative to solid wood. Repair masonite hardboard siding using basic supplies like this trowel. Thoroughly paint all exposed edges and grooves.

The wood grain pattern on the fiber cement siding is often a perfect match with existing hardboard although it s not as good a match with real rough sawn wood. With wood siding the repair is usually necessitated by chips cracks holes warp or rot in the wood. Prime the back and edges of the new siding. Begin painting the siding by applying acrylic latex primer.

Let each individual layer thoroughly dry before applying the next layer. If needed replace the sheathing behind the siding using 1 2 plywood covered with builder s felt or housewrap. Do not drive the nails flush or countersink them. Apply 2 layers of acrylic latex primer using a paintbrush.

The heads will break the paper face allowing water to soak in and deteriorate the siding. When the new siding has been painted two coats of top quality acrylic latex over a primer the repair is hard to spot. The best filler for your siding is a two part epoxy product that cures to a rock hard consistency. It is also one of the easier siding materials to install and repair.

1 scrape all loose paint from around the area to be repaired using a paint scraper or putty. Caulk any nailheads that break the paper face. Usually the bottom strips or panels of defective masonite siding show the most damage and you can replace these with hardboard siding of the same dimensions before painting all the siding to. Wash down the entire hardboard siding with water containing mild detergent and allow the siding to dry completely.