Therm 4.0kW [12" x 2"] Flo-Thru Incoloy Heater [Sundance] (26-1002-5S-K) valpakproducts Use part R0373500 as the

Use part R0373500 as the primary reference

The Hayward universal Low NOx burner tube set is designed for compatible heater applications where the burner tubes need replacement

which may cause the cleaner to stall or lose contact with the pool floor

Helps restore internal flow-routing function

This replacement pump basket captures debris before it enters the pump

Therm 4.0kW [12" x 2"] Flo-Thru Incoloy Heater [Sundance] (26-1002-5S-K) valpakproducts Use part R0373500 as theBuilt for service situations that demand the correct heater geometry and output, Therm [Sundance] 12" 4. 0kW Flo Thru Incoloy Heater (26 1002 5S K) is engineered for Sundance and helps return the spa to stable, predictable heating performance. Its 4. 0kW heating output and 12" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. For technicians and spa