About Air Tubs An air tub lets you transform your bathroom into a luxurious, spa-like atmosphere. Learn more about the function and benefits of air tubs by visiting our Air Tubs guide. Related articles How to clean a bathroom sink faucet cartridge How to Clean and Maintain Resin Do you offer a warranty? What is California Proposition 65? What is a French Cleat? Comments 0 comments Article is closed for comments.