Repairing Cracked Concrete Window Sills

Rub off flaking paint or loose concrete along the crack with the wire brush and make sure to clean out any moss that may.

Repairing cracked concrete window sills.

Before you begin you need to assess the damage to determine the extent of the required repair. Allow to dry for at least 4 days before. Fix any small or medium cracks in your concrete window sill with caulk. Fill in the cracks or broken concrete with either the multi purpose exterior filler or the sand and cement mixture.

Freshening up the paintwork. Stab the trowel into the compound to remove air pockets and help work the patching material deep into the crack. Mix the concrete patching compound following the manufacturer s directions. How to repair a concrete window sill preparation.

Repairing a concrete window sill assessing the damage. Use a stiff wire brush to. Window sills are designed to divert water away from the house and as a result they get a battering from the weather. I have on hand a tube of big stretch caulk and a tub of dap bondex ready mixed concrete patch.

Rub off flaking paint or loose concrete along the crack with the wire brush and make sure to clean out any moss that. I have an exterior concrete window sill that has a crack in it that i want to patch pic attached. Rub the surface of any and all damaged areas with a stiff brush. Fill the crack up to the surrounding concrete surface.

What would be an appropriate material to fill it with. Fit the narrow tip.