How To Repair Cracked Hardie Siding
If you re replacing more than one board in a run simply hammer a nail into the top corner to support it and then move half way down the board.
How to repair cracked hardie siding. Step 5 draw the gun smoothly along the siding as it fills the crack. Holding the gun at a 45 degree angle squeeze the trigger to dispense the silicone. Looks like they have ways to repair all these hardie plank siding problems hardie board siding usually cracks due to poor installation. Be sure the top one goes through both boards.
You ll want to place a nail every 12 inches top and bottom. Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s. Scoop up some of the. How to repair cracks in fiber cement siding step 1.
The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. Insert the tip of the caulking tube into the crack in the hardiplank.