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To heal most cracks, particularly those in the mortar between concrete block, you can place the tip of the tube of epoxy into the crack and squeeze the trigger to apply the sealant. If the crack requires two coats of epoxy, then allow first layer of sealant to dry before applying a second. Faced with a small crack in a mirror, the tendency for most people is to dispose of it, not realizing the crack might be easily repaired. A basic glass repair kit of the type sold by auto supply stores to repair windshields can also be used to repair household glass surfaces, including mirrors.These kits include everything you need, including resin, film, and stabilizers.
Buy a fresh tube of paintable silicone caulking.
Caulking is useless once it becomes dry.
Apply a thin bead of caulk into the crack.
Be sure to get the caulk actually inside the crack.
Smooth out the caulk bead.
You can use a wet finger if the crack is small enough. If not, use a 5-in-1 tool or a putty knife.
How To Repair Cracked Walls Before Painting
How To Repair Cracks In Plaster Walls
Smooth out the caulk bead.
You can use a wet finger if the crack is small enough. If not, use a 5-in-1 tool or a putty knife.
Clean away excess caulk.
How To Repair Crack Basement Wall
Wipe the excess caulk away from the outside of the crack. Rubbing alcohol works great.
Paint over the patch with primer.
Don’t skip this step or you’ll end up with a permanently goofy-looking, non-matching area.
Apply touch up paint to the patch in your wall color.
How To Repair Cracked Walls Before Painting
This is why you saved that half a gallon of leftover wall paint.