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Replacement combustion chamber assembly (Pentair 474957) for MasterTemp and Max-E-Therm heaters built after 11/2013 with the 9-bolt lid/tub design. It contains the burner flame and seals to the heat exchanger to maintain proper combustion and exhaust flow. One-piece metal chamber, OEM fit for the 9-bolt system; not compatible with earlier 6-bolt models.
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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