Therm [Arctic Spas] 12" 3.6kW Flo-Thru Titanium Heater (48-9151-AP-K) pumpimpellers helping reduce strain on downstream

helping reduce strain on downstream equipment

This type of part is especially useful in high-debris environments or on properties where large cleanups are common and efficiency is important

That keeps the repair focused while restoring smoother and more dependable control feel

That helps restore the control interface without replacing the broader switching system

A focused kit like this is especially useful when the valve body remains serviceable and the weakness is clearly centered in the handle-side components

Therm [Arctic Spas] 12" 3.6kW Flo-Thru Titanium Heater (48-9151-AP-K) pumpimpellers helping reduce strain on downstreamTherm [Arctic Spas] 12" 3. 6kW Flo Thru Titanium Heater (48 9151 AP K) is a replacement heater developed around the fit and operating requirements of Arctic Spas, making it a practical choice when the original heater assembly must be matched carefully. Its 3. 6kW heating output and 12" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. When a spa struggles