Repairing Cracked Concrete Window Sills

Rub the surface of any and all damaged areas with a stiff brush.

Repairing cracked concrete window sills.

Mix the concrete patching compound following the manufacturer s directions. Stab the trowel into the compound to remove air pockets and help work the patching material deep into the crack. Allow to dry for at least 4 days before. I have on hand a tube of big stretch caulk and a tub of dap bondex ready mixed concrete patch.

Before you begin you need to assess the damage to determine the extent of the required repair. Window sills are designed to divert water away from the house and as a result they get a battering from the weather. Rub off flaking paint or loose concrete along the crack with the wire brush and make sure to clean out any moss that may. Trowel the compound into the crack.

Repairing a concrete window sill assessing the damage. Freshening up the paintwork. Fill in the cracks or broken concrete with either the multi purpose exterior filler or the sand and cement mixture. Rub off flaking paint or loose concrete along the crack with the wire brush and make sure to clean out any moss that.

Remove as much concrete debris as possible. I have an exterior concrete window sill that has a crack in it that i want to patch pic attached. Fit the narrow tip. Fill the crack up to the surrounding concrete surface.

What would be an appropriate material to fill it with. How to repair a concrete window sill preparation.