Therm 4.0 kW [15" x 2"] FloThru Spa Heater [Watkins] (58286) (1081201) pumpimpellers A spa pump provides the

A spa pump provides the water movement needed for circulation and therapy performance in a compatible spa system

When safety-related support parts begin to fail

and this generic version is sized with a 17 inch inside diameter and 17/32 inch cross-section using the O-470 reference

This part has practical value because the Hi-Flo format indicates a flow-focused application style

Therm 4.0 kW [15" x 2"] FloThru Spa Heater [Watkins] (58286) (1081201) pumpimpellers A spa pump provides theThe Therm Products heater is designed for compatible Watkins applications that use a 2 inch by 15 inch 4. 0 kW heater format. A complete heater like this is useful because it restores the main heating assembly in one step, which can be more practical than replacing only internal parts when the housing or overall unit condition is questionable. This replacement is especially useful when the original heater has failed, is leaking, or no longer delivers