Therm 5.5kW [15" x 2"] Flo-Thru Incoloy Heater [NuWave] (26-0313N-7S-K) andersonmfg while the twin roto action

while the twin roto action gives the jet a more active user-facing feel

Union-style check valves are useful because they can simplify future maintenance and replacement compared with more permanent plumbing arrangements

Generic O-Ring [15-11/16" ID] [3/8" CS] O-488 (O-488) is a replacement O-ring from Generic for compatible pool

The gray finish keeps the visible result balanced and understated

Original detail reference: PAL EvenFlow 4' Waterblade Light

Therm 5.5kW [15" x 2"] Flo-Thru Incoloy Heater [NuWave] (26-0313N-7S-K) andersonmfg while the twin roto actionTherm [NuWave] 15" 5. 5kW Flo Thru Incoloy Heater (26 0313N 7S K) is a replacement heater developed around the fit and operating requirements of NuWave, making it a practical choice when the original heater assembly must be matched carefully. Its 5. 5kW heating output and 15" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. When a spa struggles to