Don't Replace - Reglaze! Worn and Old Bathtubs, Showers and Counters can be Restored & Renewed on location with no removal in a matter of hours instead of days. The Kott Koating Reglazing process has been used for millions of applications around the world. It’s now available for your Bathroom & Kitchen by Perfect Tub & Tile. They are an Authorized Kott Koatings Dealer for the So-Cal Region. They can change the color, restore cracked and hard to clean showers with no problem.