To remove old caulk, start by holding a utility knife parallel to the surrounding surface and cutting the caulk along the edge to weaken the bond. Next, use the blade of a putty knife to separate the caulk from the wall or tiles. Then, pick up any remaining putty with pliers or use a toothbrush to remove any small bits. Finally, clean the area with surface cleaner and a paper towel so the new caulk can adhere to the surface. For tips on how to use a heat gun to remove putty that’s especially hard or brittle, keep reading!
- Send fan mail to authors