Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.
How to repair cracked hardie siding.
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.
Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.
Scoop up some of the.
Insert the tip of the caulking tube into the crack in the hardiplank.
Step 5 draw the gun smoothly along the siding as it fills the crack.
You ll want to place a nail every 12 inches top and bottom.
The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack.
Put on a pair of rubber gloves.
Nail guns are great for this we re big fans of the airstrike.
How to repair cracks in fiber cement siding step 1.