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Water Hammer Arrestors

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Water hammer is a surge of pressure resulting when flowing is forced to stop or change direction suddenly. Water hammer commonly occurs when a valve is closed suddenly at an end of a pipeline system. This is also known as hydraulic shock. This pressure wave can cause major problems, from noise and vibration to pipe collapse. A Water Hammer Arrestor can be installed in the piping system which will absorb the shock, stop the banging, and prevent pipe damage.
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Product Image of Mini-Rester Water Hammer Arrestor - 3/8" O.D. Compression x 3/8" O.D. Female Compression Tee (Lead Free)
$18.13 each
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Product Image of Mini-Rester Water Hammer Arrestor - 3/4" F Swivel Hose Thread x 3/4" M Hose Thread Tee
Mini-Rester Water Hammer Arrestor - 3/4" F Swivel Hose Thread x 3/4" M Hose Thread Tee
SKU: 660-H
Sioux Chief
SKU: 660-H
Brand: Sioux Chief
(348)
$18.11 each
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Product Image of 3/4" Quiet Pipes Washing Machine Hammer Arrestor (Size AA)
3/4" Quiet Pipes Washing Machine Hammer Arrestor (Size AA)
SKU: 38600-OATEY
Oatey
SKU: 38600-OATEY
Brand: Oatey
(23)
$11.58 each
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$65.94 box of 6
$10.99 each
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 3/4" MIP Thread
$14.03 each
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Product Image of 1/2" PEX Crimp Straight Water Hammer Arrestor (Lead Free)
$8.09 each
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Product Image of Commercial Water Hammer Arrestor - 1/2" MIP Thread
$13.53 each
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Product Image of Water Hammer Arrestor - 3/4" F Swivel Hose Thread x 3/4" M Hose Thread Tee
$12.81 each
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Product Image of Water Hammer Arrestor - 1/4" O.D. Compression Tee for Ice Maker Tube (Lead Free)
$13.76 each
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Product Image of Water Hammer Arrestor - 3/8" O.D. Compression x 3/8" O.D. Female Compression Tee (Lead Free)
$15.89 each
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Product Image of Water Hammer Arrestor - 1/2" Expansion PEX Tee F1960 (Lead Free)
$13.95 each
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Product Image of Water Hammer Arrestor - 1/2" PEX Crimp Tee F1807 (Lead Free)
$13.73 each
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Product Image of Water Hammer Arrestor - 1/4" O.D. Compression x 1/4" O.D. Female Compression Tee (Lead Free)
$15.59 each
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Product Image of Water Hammer Arrestor, Straight - 1/2" MIP Thread (Lead Free)
$8.98 each
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Product Image of Water Hammer Arrestor, Straight - 1/2" Male Sweat (Lead Free)
$8.82 each
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Product Image of Mini-Rester Water Hammer Arrestor - 1/4" O.D. Compression x 1/4" O.D. Female Compression Tee (Lead Free)
$21.26 each
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Product Image of 1/2" LF150A, Water Hammer Arrestor, Lead Free
1/2" LF150A, Water Hammer Arrestor, Lead Free
SKU: 0121227
Watts
SKU: 0121227
Brand: Watts
(82)
$65.69 each
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Product Image of Mini-Rester Water Hammer Arrestor, Straight - 1/2" Male Sweat (Lead Free)
$12.10 each
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Product Image of Mini-Rester Water Hammer Arrestor - 1/4" O.D. Compression Tee for Ice Maker Tube (Lead Free)
$19.42 each
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 1/2" MIP Thread
$15.10 each
In Stock
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Product Image of 1" Quiet Pipes Male Straight Hammer Arrestor
$41.51 each
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Product Image of LF15M2-B, 3/4" Lead Free Water Hammer Arrestor (Threaded)
$33.40 each
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Product Image of 3/4" Quiet Pipes Male Straight Hammer Arrestor
$16.52 each
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Product Image of 1/2" PEX Crimp Straight Mini-Rester Water Hammer Arrestor (Lead Free)
$8.81 each
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Product Image of Vacuum Breaker Repair Kit For 118 Series
$3.09 each
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Product Image of Mini-Rester Water Hammer Arrestor - 1/2" ProPex Tee F1960 (Lead Free)
$17.15 each
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Product Image of 537 Diatrol Shock Suppressor
537 Diatrol Shock Suppressor
SKU: 537-1
Amtrol
SKU: 537-1
Brand: Amtrol
(13)
$160.58 each
In Stock
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 1" MIP Thread
Hydra-Rester Commercial Water Hammer Arrester - 1" MIP Thread
SKU: 654-C
Sioux Chief
SKU: 654-C
Brand: Sioux Chief
(8)
$46.50 each
In Stock
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Product Image of Mini-Rester Toilet Water Hammer Arrestor - F Swivel Ballcock Nut x M Ballcock Thread Tee
$24.60 each
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Product Image of 1/2" Quiet Pipes Expansion PEX Straight Hammer Arrestor
$14.51 each
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Product Image of Mini-Rester Water Hammer Arrestor, Straight - 1/2" MIP Thread (Lead Free)
$10.53 each
BOX UP & SAVE 5%
$60.00 box of 6
$10.00 each
In Stock
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Product Image of 3/4" Male Sweat/Press Hydra-Rester Water Hammer Arrestor
$20.35 each
In Stock
Get 12 by Wed, May 28
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 3/4" PEX Crimp
$21.43 each
In Stock
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Product Image of LF15M2-C, 1" Lead Free Water Hammer Arrestor
LF15M2-C, 1" Lead Free Water Hammer Arrestor
SKU: 0750162
Watts
SKU: 0750162
Brand: Watts
(5)
$97.61 each
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Product Image of Mini-Rester Water Hammer Arrestor - 1/2" PEX Crimp Tee F1807 (Lead Free)
$16.47 each
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 1" MIP Thread (12-5/8" Length)
$88.76 each
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Product Image of LF150HA, 3/4" Lead Free Thread for 1/2" Water Hammer Arrestor
$43.53 each
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Product Image of LF15M2-A, 1/2" Lead Free Water Hammer Arrestor
$36.93 each
In Stock
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Product Image of Mini-Rester Water Hammer Arrestor, Straight - 1/2" MIP Thread (Lead Free)
$12.20 each
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Product Image of 1/2" Quiet Pipes Male Straight Hammer Arrestor
$11.62 each
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Product Image of Mini-Rester Water Hammer Arrestor - 3/8" O.D. Compression x 3/8" O.D. Female Compression Tee (Lead Free)
$20.49 each
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Product Image of Mini-Rester Water Hammer Arrestor, Straight - 1/2" Expansion PEX (Lead Free)
$13.52 each
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Product Image of 541 Diatrol Shock Suppressor
541 Diatrol Shock Suppressor
SKU: 541-1
Amtrol
SKU: 541-1
Brand: Amtrol
(3)
$277.32 each
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Product Image of Vacu-Rester Vacuum Breaker Arrester - 1/2" MIP Thread
$22.14 each
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 1" MIP Thread (15-1/8" Length)
$143.74 each
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Product Image of Hydra-Rester Commercial Water Hammer Arrester - 3/4" PEX Expansion
$35.15 each
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Product Image of 1/2" Male Sweat/Press Hydra-Rester Water Hammer Arrestor
$17.40 each
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Product Image of Mini-Rester Water Hammer Arrestor - 1/2" PEX Crimp Tee F1807, Stainless Steel (Lead Free)
$15.04 each
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Product Image of Mini-Rester Water Hammer Arrestor - 3/8" O.D. Compression Tee for Supply Tube (Lead Free)
Mini-Rester Water Hammer Arrestor - 3/8" O.D. Compression Tee for Supply Tube (Lead Free)
SKU: 660-GTC1
Sioux Chief
SKU: 660-GTC1
Brand: Sioux Chief
(348)
$19.39 each
In Stock
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Resources
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Articles
More About Water Hammer Arrestors
Water hammer is a surge of pressure resulting when flowing is forced to stop or change direction suddenly. Water hammer commonly occurs when a valve is closed suddenly at an end of a pipeline system. This is also known as hydraulic shock. This pressure wave can cause major problems, from noise and vibration to pipe collapse. A Water Hammer Arrestor can be installed in the piping system which will absorb the shock, stop the banging, and prevent pipe damage.
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Show In Stock Only (64)

Brand

Amtrol (2)
Bluefin (10)
Dahl (5)
Oatey (11)
Sioux Chief (42)
Spears (1)
Viega (1)
Watts (10)
Zurn (7)

Size

1/4" (4)
3/8" (7)
1/2" (37)
5/8" (3)
3/4" (18)
7/8" (1)
1" (17)

Connection Method

Compression (12)
CPVC (6)
PEX Crimp (8)
PEX Press (1)
ProPEX (7)
Sweat (11)
Threaded (38)

Body Type

Angle (2)
Straight (45)
Tank (8)
Tee (28)

Material

Brass (20)
Copper (57)
Stainless Steel (22)

Review Score

(46)
(5)
(1)
(1)
(1)

Price Range

$1 to $5 (2)
$5 to $10 (5)
$10 to $15 (20)
$15 to $20 (14)
$20 to $25 (11)
$25 to $30 (2)
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