Adapt to greater depths of relaxation. This acrylic tub features an EverClean® Whirlpool System with 8 adjustable jets, 1.4 HP one-speed pump/motor, side-mounted On/Off control and 2 silent air-volume controls. Our EverClean antimicrobial additive protects pipes from mold, mildew and more. Requires a Deep Soak® Max Drain that allows 3" more water.Feel refreshed and energized with the calming yet invigorating massage found in our Everclean® whirlpools. Unique to only American Standard whirlpools, the patented EverClean antimicrobial additive is molded directly into the water circulation components to inhibit the growth of mold and mildew on the pipes. Combined with the therapeutic massage of the stylish, adjustable Clean Jets™, the EverClean whirlpool system is the ultimate in relaxation. Acrylic with fiberglass reinforcement Dual molded-in armrests Pre-leveled tub bottom Undermount option Must order Deep Soak Max® Drain EverClean System  Single speed pump/motor Side-mounted air switch On/Off Eight-jet system featuring: - Two flow adjustable Clean Jets™Hi-Flo jets - Six flow adjustable Clean Jets™ including two in the lumbar area Two silent air volume controls Quick connect Safe-T-Heater connection system (must order Safe-T-Heater separately)