8919 New Falls Rd,

Levittown, PA 19054

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Mon-Sat 7:00am-7:00pm

Sunday 10:00am-6:00pm

8919 New Falls Rd,

Levittown, PA 19054

5 Useful Steps for Repairing Water Hammer Issues in Your Plumbing

The Perfect Tool to Help Solve Plumbing System Water Noises and also Water Hammer in Home Pipeline

In some plumbing systems when a faucet or an automated shutoff like in a washing machine ends the water too quickly, it tries to keep going and you obtain a banging vibration throughout your house. The pipes are actually moving and also impacting something. This banging force can be strong enough to damage pipe joints apart which could cause real issues.

This phenomenon is known as a “Water Hammer” which can be addressed by placing a unique air chamber device (shock arrestor) on the affected valve. This process provides the water someplace to go because the air is compressible.


A water hammer issue can happen unexpectedly, even more so when shutting down a kitchen or bathroom tap or any other tap quickly. It basically produces some vibrations through the  pipes which causes the hammer noises.


These noises are comparable to shock waves that will make fixtures, pipes and taps to shake. Technically, this event is a kind of hydraulic shock, caused by too much water pressure within the pipes.


A water hammer actually is quite an frustrating issue, but is also one that can bring about problems to the system. The best remedy to fix this trouble is by mounting a water hammer/hydraulic shock arrestor. This device can be easily mounted in different types of supply lines.

Plumber-Water Hammer Arrestor

Reasons For Water Hammer In Your Pipes.

Plumbers Near Me-5 Helpful Steps for Fixing Plumbing Water Hammer Problems

This hydraulic shock impact of water hammers can be the most usual noise concern in a system. When some appliances or taps quickly close off the water flow, it typically occurs.


The rate of speed at which water flow is stopped is what causes those shock-waves which makes the supply lines bang against each other and mounting members such as floor joints and also wall surface studs or on each other.

This concern can also arise from other appliances or fixtures, such as washing machines and also dish washers. These cleaning appliances typically feature solenoid valves which shuts off water flow very fast such that it goes from on to off within a second.


These ideas may be of excellent value, the hammer trouble may be more than it may seem. Need this done right the first time? If so, an emergency plumber will be your best choice to handle this type of trouble.

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A Conventional Solution for Fixing A Water Hammer

Older properties typically have supply of water lines with pipe fittings referred to as chambers. These chambers lie on hot and also cold water lines near each inlet shutoff or tap.


The chambers are hardly visible, except where the area might be incomplete such as in utility rooms. Otherwise, the chambers are concealed within wall surfaces along various other plumbing lines.

Plumber-Basic Components of a Plumbing Fixture

The function of these air chambers are to serve as shock absorbers when water flows under high pressure and also rate of speed. Basically, the air compresses whereas water doesn’t. The air in the chamber is pressed by the water pressure, making the water pressure halt once the tap or home appliance turns off the water flow quickly.


Shock waves from the very pressurized water hit the very pressed air in the chamber as opposed to hitting the water pipes. The chambers are made and also mounted on-site before the section where the water supply lines get to the taps is closed off. These chambers typically have a length of around 12 inches or longer, with a comparable diameter size to that of the pipes.


If makeshift chambers get loaded with water with time, the air that works as the shock absorber gets eliminated. It’s possible to charge these chambers that have become filled with water by just switching off the supply of water of the affected pipes and then draining any water from the pipelines. By doing so, the air is allowed to flow back again into the chamber to fill it up once again.


As soon as the water gets switched on, the air is then caught in the chamber. If this method fails and does not work, then, it will best to set up water hammer/hydraulic shock arrestors near each tap.

Plumbing-Air Chamber Diagram

Exactly How to Make Use Of Water Hammer/Hydraulic Shock Arrestors

The most efficient and also long-term technique of eliminating the trouble of water hammers in water lines is mounting hydraulic shock arrestors on supply lines that bang.


These arrestors work like air chambers, however they feature a covered gas or air-filled chamber. The seal is typically developed by a piston or diaphragm.


The piston or diaphragm will move in the event of a “water hammer” situation, thus taking in the shock while ensuring the gas or air and also water are always separated.

Guidelines for Setup:.

Products and also Devices Needed:

Listed here are the basic tools and also supplies needed to set up a hydraulic shock absorber:


  • Towel or container
  • A variable wrench or tongue/groove pliers
  • Water hammer/hydraulic shock arrestors (their number ought to be as needed).
  • Plumber’s tape.


Step 1: Shut off the major water system valve.

Initially, turned off the main supply of water valve or just the water flow to the dishwasher, toilet, or washing unit using the valve near the appliance.


Most appliances come with two valves for shutting down the water flow, one for the cold water line and another for the warm water line. Toilet have typically only one shutoff.


Dishwashers typically have one shutoff on the hot water line. Merely turn the water shutoff clockwise till it’s tightly closed. Make sure to entirely stop the water flow between the fixture or home appliance and the shutoff.

Step 2: Disconnect the water system tubes.

Take a towel or container and place under or around the work area in order to capture any water that may splash. Next, detach the pipe or tube that supplies water to the home appliance, fixture, or shutoff shutoff.


The arrestors ought to be mounted onto either the inlet of the fixture or on the home appliance or the valve outlet. It’s best to install the arrestor closest to the fixture or home appliance.


Use tongue/groove pliers to loosen tight supply tubes. You can also use a wrench (variable one) to loosen any tight compression nut that links the tube or hose pipe to the shutoff.

Step 3: Wrap the water inlet or valve male threads with plumber’s tape.

Use tape to wrap the water inlet or valve male threads (depending upon the area you removed the supply tubing or hose pipe). You can use thread-seal or Teflon tape known as plumber’s tape. Wrap it clockwise around the strings for three to 4 times as well as the arrestor’s male threads the same way.

Step 4: Mount the hydraulic shock arrestors.

Take the arrestor and thread it onto the inlet or valve while revolving the female fixture or fitting clockwise till it’s hand-tight. In case you’re dealing with compression fittings on the toilet or dishwasher valve, affix the tubing of the arrestor into each compression installation.


Now, slide each compression ring onto the valve and thread the arrestor tubing into the fitting while gliding the ring onto the valve. Next, thread the arrestor onto the compression installation’s nut by using the  tongue/groove pliers to tighten the arrestor onto the fitting, then use an adjustable monkey wrench to tighten the nut.

Step 5: Reconnect the supply hoses or tubes.

Link each supply of water pipe or tube to each arrestor by using the tongue/groove pliers or an adjustable monkey wrench to tighten them. You can at this time turn on water flow from where you switched it off, be it from the main shutoff or the valve close to the appliance. Switch the shutoff on till it’s entirely open.


You can purge your toilet or run the dishwasher or cleaning unit for a cycle to test whether the arrestors are operating properly. If you encountered an issue and need support, call a professional plumber.

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