Model # 1250XL-A

Internet #204079301

Zurn-Wilkins 1/2 in. Lead-Free Copper MNPT Water Hammer Arrester
0612052079721

Zurn-Wilkins

1/2 in. Lead-Free Copper MNPT Water Hammer Arrester

$1635 /each
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Product Overview

Designed to protect residential, commercial and industrial water lines during pressure surges following quick valve closure. This excessive pressure surge is absorbed by the pre-charged cushion of air permanently sealed within the water hammer arrester. The water hammer arrester may be installed within a stud bay without the need for an access panel.

  • Compact design allows installation in 2 x 4 wall cavities
  • Water hammer arrester designed to protect residential, commercial and industrial water lines during pressure surges follow quick valve closure
  • Pressure chamber seals an air charge above an o-ring sealed acetal piston
  • ASSE listed 1010, ANSI A112.26.1

Info & Guides

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Price
$16.35 /each
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Name 1/2 in. Lead-Free Copper MNPT Water Hammer Arrester Hot Valve Cartridge Assembly 3/4 in. Lead Free Threaded Water Hammer Arrestor 3/4 in. Lead-Free Brass MPT Expansion Relief Valve
Brand Zurn-Wilkins KOHLER Watts
Ratings (6) (0) (0) (8)
Valve Outlet Diameter (in.) 0 .5 0 0.75
Connection Male Pipe Thread Sweat Male Pipe Thread Male Pipe Thread
Valve Inlet Diameter (in.) .5 .5 .75 0.75
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Specifications

Dimensions

Product Depth (in.)
5.25
Product Height (in.)
1.12
Product Length (in.)
5.75
Product Width (in.)
1.12
Valve Inlet Diameter (in.)
.5
Valve Outlet Diameter (in.)
0

Details

Application
Water Supply
Compatible Pipe Material
Multi-Purpose
Connection
Male Pipe Thread
Features
Lead Free
Indoor/Outdoor
Indoor,Outdoor
Material
Copper
Maximum Pressure (psi)
150
Maximum Working Temperature (F)
180
Product Weight (lb.)
1lb
Returnable
90-Day
Valve Type
Pressure Regulating

Warranty / Certifications

Manufacturer Warranty
All goods sold hereunder are warranted to be free from defects in material and factory workmanship for a period on one year from date of purchase.

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Customer Reviews

1/2 in. Lead-Free Copper MNPT Water Hammer Arrester is rated 4.5 out of 5 by 6.
Rated 5 out of 5 by from We were getting loud knocking sounds but the Hot Water... We were getting loud knocking sounds but the Hot Water Hammer Arrester it is practically all gone. I give it five stars. Thank you Home Depot.
Date published: 2017-08-09
Rated 5 out of 5 by from Worked Installed under bathroom sink because the pipe would rattle when flashing toilet. Appears to have stopped.
Date published: 2017-05-30
Rated 5 out of 5 by from Water hammer No more banning pipes. Really great product. Solid construction.
Date published: 2013-12-11
Rated 5 out of 5 by from Works Great I installed this on my sprinkler system that previously banged when one of the backyard stations would shut off. Since I installed this water hammer arrestor, I no longer hear the banging.
Date published: 2016-05-14
Rated 5 out of 5 by from Worked like a charm and easy to install I had a water hammer problem in my crawl space, associated with irrigation valves opening. Installed this small device in about 30 minutes, including small amount of added plumbing. No more water hammer. GREAT !
Date published: 2014-07-21
Rated 2 out of 5 by from Better than nothing Reduces my water hammer noise maybe 20%. Better than nothing.
Date published: 2015-02-17
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