BathArt’s Bathroom Refinishing Tip Of The Day How to Maintain and clean a refinished bathtub? The truth is that a properly refinished bathtub will last a minimum of 20 years with proper care and maintenance. What does a properly refinished bathtub mean?? That's a bathtub that has been professionally refinished by a company certified and trained in the professionalism of bathroom and kitchen refinishing. Here at BathArt we truly believe a bathtub that has been acid washed, cleaned and sanded prior to primer application and then followed by at least 3 solid polyurethane coats will last longer then a new hardware store fabricated bathtub. Here at BathArt Refinishing we educate all our customers on the proper care and maintenance suggestions for cleaning and caring for a refinished bathtub. Here are a few tips and bullet points we recommend you use when cleaning a refinished or even bare bathtub unit. First never, ever use any sort of abrasive chemicals,...