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Is It Ok To Caulk Over Old Caulk? [Solved]

Removing the old caulk and replacing it with a new bead of caulk instead usually creates a better seal. However, you can effectively caulk over caulk as long as the bottom layer of caulk isn’t damaged or moldy. The old caulk should also be clean, dry, and free of oil for the best adhesion.31 Mar 2022

Caulking Over Old Caulk Jim Dutton

Ok

How To Apply New Caulking Over Old Caulking

This video shows you how to apply new

Can You Silicone Over Existing Silicone?

In this video I will be setting the record straight on whether you can