Therm 4.0kW [17-1/2" x 2"] Flo-Thru Incoloy Heater [Leisure Bay] (26-1001-5S-K) horizonventures Replacement is often necessary when

Replacement is often necessary when the original faceplate is cracked

Helps restore a cleaner and more dependable electrical connection

A lid like this is useful because it restores the top closure of the chlorinator housing

Useful when original cartridges are loaded or worn

Not every topside extension needs a long cable run

Therm 4.0kW [17-1/2" x 2"] Flo-Thru Incoloy Heater [Leisure Bay] (26-1001-5S-K) horizonventures Replacement is often necessary whenTherm [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