Description
Replacement tube sheet/coil heat exchanger assembly for Pentair MasterTemp 250HD heaters (Pentair 474063; models 250HDNA and 250HD-LP1). It routes pool water through the combustion chamber to transfer heat and is built from cupro-nickel for improved corrosion resistance. Includes the coil sealing O-ring/gasket kit for installation.
Includes: Coil sealing O-ring kit, insulation kit, ignitor, blower adapter plate and gasket kit
