Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402

Marsoni

M251S

$48.99

Get it in 3 business days with 1 day shipping. Friday, May 29

Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402The Pentair 2 Inch Slip Half Union 42001 0402 is a factory spec replacement set built for Sta Rite Max E Therm pool and spa heaters. Packaged with two slip unions, two locking nuts, two couplers, and two O rings, this kit supplies every component required to establish a firm, drip proof bond between your heater and the surrounding plumbing. The union design enables quick disconnection and reconnection of the heater during servicing, component swaps,

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Reviewed in the United States on December 2, 2025

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Reviewed in the United States on April 2, 2026

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