Does your jetted tub lose heat too quickly? This SpaGuts T-Style bath heater keeps your bath water warm throughout your soak. It's a 1.5KW, 110V heater designed for the pressure side of your bathtub pump. The stainless steel unit measures 7.0 x 1.5 inches and comes with fittings for 1.5-inch, 1.0-inch, and 3/4-inch plumbing, making it a versatile replacement for many brands like American Standard, Jacuzzi, and Hydro-Quip. It features a built-in pressure switch, an automatic smart thermostat (with a 104°F safety limit), hi-limit protection, and a heater-on light. Installation is reversible for flexibility. Includes a 3-foot NEMA power cord and full instructions. This heater is designed to maintain the temperature of existing hot water in tubs up to 70 gallons, not to heat water from cold. Enjoy longer, warmer baths with this reliable UL-recognized heater backed by a 2-year warranty.