The silicone caulk joint between a marble threshold and the aluminum shower enclosure had failed. To make matters worse, the tile setter had placed the marble threshold so it had a reverse tilt.

Silicone-based caulk: Best for bathtubs or sinks, this type repels moisture and prevents mildew buildup. Latex-based caulk: Used to fill cracks or spaces between baseboards or molding.

If you are planning to paint, make sure the caulk is clearly labeled as ‘paintable’. If you are caulking a shower, make sure the product is 100% silicone and can withstand constant water exposure.

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SUNRISE, Fla., March 31, 2025 /PRNewswire/ -- The Flex Seal Family of Products is excited to announce the expansion of its innovative Flex Caulk line to include a 100% silicone offering. Flex ...

Allow the joint to dry for at least 24 hours. Then squeeze silicone rubber caulking compound into the joint, pushing the tube forward as you squeeze the compound out.

Q. I used an advanced GE silicone caulk between the tub and tile. It’s white and looked good for a while, but now it’s turning yellow and black. How can I get it white again? – C.… ...

The best way to remove silicone is to apply plain old elbow grease. Yes, you could damage the surface, but you have mentioned that the wall surfaces are already damaged. A couple of tools could ...

Uncured (still wet) latex caulk can be cleaned up with a rag moistened with soapy water, while silicone caulk needs mineral spirits to get the job done. When dried, a razor blade and Goo-Gone can ...