Pentair Tube Sheet Coil Assembly Replacement Kit for 400K BTU Heaters | 474065 C7483 Pull the rotor before reassembly

Pull the rotor before reassembly and inspect the sealing surfaces while you have the valve open

Select J-300 and J-400 models use this pleated cartridge together with a separate secondary depth filter (such as a ProClarity® Depth Filter)

apply Pentair R172351 Lifeguard Silicone Lubricant to all O-rings to ensure a proper seal and prevent premature cracking

replacement filter cartridge engineered for Caldera Spas systems

Pentair Tube Sheet Coil Assembly Replacement Kit for 400K BTU Heaters | 474065 C7483 Pull the rotor before reassemblyTube sheet coil assembly replacement kit Fits Pentair MasterTemp HD series pool and spa heater models 400NA, 400 LP1 Also fits Pentair Sta Rite Max E Therm HD series pool and spa heater model 400 Includes coil sealing o ring kit Measures 18 1 2 inch length by 10 1 2 inch height by 18 1 2 inch width