Overview Reviews Similar Products Product Description 1Kw 2" x 10" flow thru heater used on Hot Spot spas. 1/8" pressure switch tap. used on the 1998 Hot Spot Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Sundance/Del Sol Heater Assembly, Flow Thru, 1kW/4kW $149.95 Add to Cart Quick view Watkins/Hotspring Heater Assembly 240V $209.95 Add to Cart Quick view Maddox Enterprises Heater Assembly, Flo-Thru, 2" $159.95 Add to Cart