Tile Refinishing Fort Lauderdale, Bathtub Refinishing Fort Lauderdale, Bathroom Remodeling Fort Lauderdale, Kitchen Remodeling Fort Lauderdale. Celtic Tub Refinishers can repair and refinish your damaged or faded acrylic or fiberglass bathtub surrounds. In most cases, our reglazing compounds are superior in durability to the original manufacturer specifications, and you will also notice an increase in the luster of your bathtub or shower surface.