Americh CA6642TA5-BI Catalina 6642 - Tub Only / Airbath 5 - BiscuitProduct Info Description This beautiful oval design with its sloped back rest will enhance the beauty of your bathroom and offer a soothing bathing experience. The Catalina is part of the Americh Drop in Collection and can be purchased with any system. The Catalina is available in all Americh Standard Colors. Gallons to Overflow: 75 Whirlpool Operating Gallons: 55 Material: Acrylic (All Americh Standard Colors) Tub Floor: Textured Undermount: Yes