How To Repair A Cracked Domed Skylight? Put a tube of silicone sealant in a caulk gun. Line up the tip of the gun on the edge of the first crack and push down firmly to release the silicone. Run the gun along the entire crack and repeat the procedure for all of the other
How Much To Repair A Skylight? The average cost of skylight replacement is $1,600. Skylight replacement costs range from $900-$2,300 when professionally installed. That comprises of a new window, in addition to sealing possible changes to the opening itself. Weather or in correct installation could cause costly damage. How much does it cost to repair