Repair Putty For Hardie Siding

Repair or patching fiber cement board siding.

Repair putty for hardie siding.

Rinse the siding with clean water to remove the soapy residue. Dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound. Shape the putty roughly to conform to the contours of the siding around it using a putty knife. If you use a pastelike product you may have to wait five minutes after applying it to give it time.

The client here was told by several contractors that his masonite siding was defective and needed to be re. Though it is a tough wearing product the surface of the siding can sometimes be damaged during installation by unusual wear or by impact. We ve been providing a better way to build for over 100 years. Put on a pair of rubber gloves.

Hardie board siding usually cracks due to poor installation. Here s another typical handyandy exterior project. Use a plastic putty knife to apply the patching material to the damaged area filling in the area and shaping the patch to match the original contours of the siding. Move up and down the board working it lose until it pops off.

James hardie is the world leader in fiber cement siding and backerboard. Dip a soft bristle brush into the solution then scrub the cracked area of fiber cement siding to remove dirt and debris. Hardieplank is a cement lap siding product used on commercial and residential exteriors and is designed for very low maintenance and a long useful life. The james hardie company makers of hardieplank recommends the use of a cement patch product made of an acrylic mortar compound for patching their siding products.

Just the nails that will prevent the new board from sliding back into place you can either completely remove the nails or clip them off. Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process. You can easily fix it by cleaning it and then using caulk to patch the gap. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.

The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack.