Stucco is one of the most durable wall surfaces available, and has been used by home builders since the Roman Empire. Along with the durability of stucco, and because of its rigid nature, stucco can develop cracks and holes over time due to settling and impact damage. Once a crack or hole develops it is important to seal it from water to prevent further deterioration. Here are the basic steps for DIY stucco crack repair.
QUIKRETE Stucco Repair or QUIKRETE Pre-Mixed Stucco Patch can be used.
Stucco Crack Repair Step 1 Widen the crack to a minimum of 1/4 inch using a chisel and hammer (the edges of the crack should be vertical or beveled in an inverted “V”).
Stucco Crack Repair Step 2 Break away any deteriorating concrete and remove loose material with a brush.
QUIKRETE Stucco Repair (use for cracks less than ½ inch wide)
Stucco Crack Repair Step 3 Cut the nozzle tip of the QUIKRETE Stucco Repair on an angle with a utility knife to match the width of the crack and load into a standard caulk gun.
Stucco Crack Repair Step 4 Slowly draw the gun down the crack forcing a bead of stucco repair caulk deep into the crack.
QUIKRETE Pre-Mixed Stucco Patch (use for small, non-structural aesthetic repairs)
Stucco Crack Repair Step 3 Stir the pre-mixed stucco using a margin trowel or putty knife.
Stucco Crack Repair Step 4 Spread and texture the concrete patch to match the surrounding stucco – wet the trowel to achieve a smooth finish.NOTE: for patches or cracks over 1/4 inch thick pre-mixed stucco patch should be applied in multiple layers, allowing each layer to dry before applying the next.