Spa Builders Freeze Protector [ST800] (3-85-0032) unions Supports cleaner and more dependable

Supports cleaner and more dependable pump service

Part B24055SD is built for flow-through spa plumbing where water passes through the heater tube as the system circulates

This model is especially useful in applications where minimizing downtime matters just as much as maintaining a strong safety posture

Useful when the original jet is worn in multiple areas

Using a complete heater assembly is especially useful when the owner wants a more comprehensive heater-side repair without piecing together individual parts

Spa Builders Freeze Protector [ST800] (3-85-0032) unions Supports cleaner and more dependableThe Spa Builders Freeze Protector [ST800] is a replacement freeze protection control component designed to help protect compatible spa systems from cold weather damage. Used in the electrical control side of the equipment system, this part helps support automatic freeze protection operation when temperatures drop and circulation needs to be maintained. Part 3 85 0032 is a practical replacement choice when the existing freeze protector is worn,