Repair Hardboard Siding Before Paint
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1 scrape all loose paint from around the area to be repaired using a paint scraper or putty.
Repair hardboard siding before paint. Recognized for its density strength and traditional wood appearance masonite hardboard is a partially synthetic alternative to solid wood. Let each individual layer thoroughly dry before applying the next layer. Caulk any nailheads that break the paper face. Our page top photo shows loose and improperly installed fiber cement siding on.
Prime the back and edges of the new siding. 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. 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.
The best filler for your siding is a two part epoxy product that cures to a rock hard consistency. When the new siding has been painted two coats of top quality acrylic latex over a primer the repair is hard to spot. Wash down the entire hardboard siding with water containing mild detergent and allow the siding to dry completely. Begin painting the siding by applying acrylic latex primer.
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. Use sandpaper to smooth and even the entire hardboard siding surface. The heads will break the paper face allowing water to soak in and deteriorate the siding. Apply 2 layers of acrylic latex primer using a paintbrush.
Wood siding has always been one of the most popular choices because of the warm and natural appearance it gives a home. Remove the deteriorated hardboard siding using a pry bar and chisel being careful not to damage the good siding above it. Make your repair last. The guide below outlines how you can go about repair.
Fiber cement board lap siding repair guide. Do not drive the nails flush or countersink them. It is also one of the easier siding materials to install and repair. Apply the wood putty in layers when filling holes exceeding 1cm.