Therm 2.5kW [15" x 2"] Flo-Thru Incoloy Insulated Heater [Cal Spas] (26-2001-3S-K) airreliefvalves The US Seal Shaft Seal

The US Seal Shaft Seal [PS-3864 5/8" Viton] is a replacement pump shaft seal from US Seal Manufacturing designed to help prevent water from leaking along the pump shaft in compatible pool and spa pump assemblies

circuit requirements

Helps maintain proper filtered-water collection inside the tank

A properly selected freeze switch helps preserve intended compatibility and contributes to a more dependable protective control setup in the supported equipment

When the top closure of a filter begins to fail

Therm 2.5kW [15" x 2"] Flo-Thru Incoloy Insulated Heater [Cal Spas] (26-2001-3S-K) airreliefvalves The US Seal Shaft SealTherm [Cal Spas] 15" 2. 5kW Flo Thru Incoloy Insulated Heater (26 2001 3S K) provides a targeted heating solution for Cal Spas, combining the specified output and construction needed to restore consistent water heating without relying on a generic substitute. Its 2. 5kW heating output, 15" heater length and insulated heater construction should be matched to the original equipment requirements before installation, since spa heaters are not universally