StaRite Swimming Pool & Spas Natural Gas Heater 400,000 BTU SR400Nat. New in Original Box - Manufacturers Warranties Apply. The item "Pool and Spa Heater 400,000 BTU Natural Gas" is in sale since Tuesday, July 21, 2020. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels". The seller is "poolsaz" and is located in Glendale, Arizona.This item can be shipped to United States.