Skip to content

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

Marsoni M251S
Sale price$48.99
Pay 4 payments of $12.25 a month.Shop Pay
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,
Easy Shipping

Quick Dispatch:

Your Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402 orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402 ships.

Need Help?
Questions about Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Pentair 2" Slip Half Union for Max-E-Therm Heaters (2-Pack) — Part 42001-0402 in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 877 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
David Benjamin
Los Angeles, US
★★★★★ 5
Filter
Size: (Pack of 1)
Great product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 25, 2026
F
Verified Purchase
Frank
Whiting, US
★★★★★ 5
Great fit
Size: (Pack of 1)
This is my go-to oil filter for my 2015 Toyota Sienna minivan. The filter looks good and holds up well. I have no idea how well it actually works, but it looks good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
J
Verified Purchase
Jorge Roman Vega
Natrona Heights, US
★★★★★ 5
Great filter
Size: (Pack of 1)
Perfect for my Tacoma 17
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 21, 2026
C
Verified Purchase
Cliente de Amazon
Chelsea, US
★★★★★ 5
Excelente
Size: (Pack of 1)
Excelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
J
Verified Purchase
Juan
Whiting, US
★★★★★ 5
Nice
Size: (Pack of 1)
Nice
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026

recommand products