The PATIO PLUS-1 series includes premium features; 1 Jet Pump Configuration 1 x 6.0 BHP (1 x 3.0 HP), 5.5 kW Titanium Heater, 50 sq.ft. Bio-Clean™ Filter, Hydro Clear™ Ozonator, Whisper Power Unit™ Balboa Equipment with LCD Topside Control Display, LED Interior & Underwater Spa Lighting, Cal Preferred™ Polymer Vertical Cabinet on the exterior, Cabinet Accessible Drain Valve and Spa Cover. Available in small and large size to fit your backyard patio.