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If your system depends on a 1-1/2 inch threaded valve connection
directly affecting circulation strength and system performance
The Waterway 310-4010 impeller is designed for compatible 1
Helps correct unstable or inaccurate heating behavior
Helps restore the visible inlet fitting area
Therm 4.0kW [17-1/2" x 2"] Flo-Thru Incoloy Heater [Leisure Bay] (26-1001-5S-K) valpakproducts If your system depends onTherm [Leisure Bay] 17. 5" 4. 0kW Flo Thru Incoloy Heater (26 1001 5S K) is a replacement heater developed around the fit and operating requirements of Leisure Bay, making it a practical choice when the original heater assembly must be matched carefully. Its 4. 0kW heating output and 17. 5" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. When a spa