Replacement tube sheet coil (heat exchanger) assembly for Pentair MasterTemp 400 heaters (400NA, 400LP) and Max-E-Therm 400 NA/LP units made after 1/12/2009. It swaps out a corroded or leaking tube bundle to restore proper heat transfer and heater efficiency. The OEM kit includes the coil and sealing O-rings; verify your heater’s build date to match the post-2008/new-design water system.
Pentair MasterTemp 400 Tube Sheet Coil Assembly Kit
Original price was: $117.60.$67.33Current price is: $67.33.
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