Lexel is the duct tape of all caulks. Super elastic. Superior adhesion. Paintable. It seals around anything tubs and shower stalls, sinks and countertops, window frames and door frames, PVC and metal pipes. Apply to wet or dry surfaces, indoors and outdoors. It's tough and can handle up to 400% joint movement. It's scrubbable. It sticks to just about anything. Lexel clear caulk is 19 times clearer than silicone and won't yellow or cloud up over time. Lexel won't let you down.
If dirt or oils are present on the substrate, wash with any household cleaner, rinse to remove and allow to thoroughly dry. Remove any old caulk, especially silicone or silicone residue. Use a silicone remover. Insert backer rod into joints deeper than 1/2” to provide for proper sealant depth and a stronger, longer lasting seal.