Preventing Irrigation Damage with Water Hammer Arrestors

Preventing Irrigation Damage with Water Hammer Arrestors

Victor Miller
08/08/2024
 

A quiet garden is key to enjoyment and relaxation. With less noise, the beauty and peace of the outdoor area can be appreciated while gardening, reading, or entertaining. Water hammering is a common problem in gardens. It causes loud noises and can damage plumbing. This issue happens when the water flow stops quickly.

For example, when a valve closes fast or an appliance turns off, it creates pressure waves. These waves make banging sounds that can disturb the peace of the garden. Apart from being uncomfortable, these sounds may indicate leaks and burst pipes. This can damage plants that need steady watering.

With the right tools, a quiet and better watering system for a garden is possible. For this purpose, gardeners use water hammer arrestors. It helps to keep the watering systems quiet and efficient. This device absorbs the shock waves and keeps water pressure steady. They are made from strong materials to handle the pressure in the pipes. It lessens the sound produced by the water hammer.

Installing a water hammer arrestor in the irrigation system helps the pipes last longer and protects the garden's watering system. At Growcycle, each arrestor is tested for quality and reliability. This prevents water hammer from damaging the irrigation system and harming plants. The designs allow for simple installation and good performance.

Water Hammer Arrestor

Why Does Water Hammer Happen?

A water hammer happens when a valve suddenly closes. This is common with garden hoses. When water flow stops quickly, it creates a shockwave in the pipes. This shockwave causes loud banging noises. High water pressure can make this problem worse.

Long pipes can also let the shockwave build up more. The materials and age of the pipes matter, too. Older or flexible pipes might absorb the shock better than new, hard pipes. Knowing these factors helps in finding ways to prevent noise and damage. Simply installing water hammer arrestors or adjusting water pressure can help.

The Impact of Water Hammer on Garden

A water hammer can cause big problems for a garden's watering system. It goes beyond a simple plumbing problem. It is dangerous for plants. Healthy watering is vital for a successful garden. When the system is disrupted, plants may not grow well or die due to imbalanced watering.

Pressure changes can break hoses and sprinklers. They can also harm the soil, damaging the plants' health. Keeping plants watered gently and steadily is vital as it helps them grow strong and live longer. A water hammer arrestor helps prevent these problems. This device protects the garden and allows for peaceful watering.

Water Hammer in Different Types of Irrigation Systems

Water hammering can happen in many types of irrigation systems, not just garden hoses. It is important to know how it affects different systems in order to manage and maintain them well. Recognizing possible causes and solutions for each system can help reduce the risks of water hammers and keep the system running efficiently.

  • Sprinkler Systems

Water hammer is common in sprinkler systems. It usually happens when water flow stops suddenly, creating pressure that can cause shock waves. These shock waves can create noises and may damage pipes and fittings.

Installing a water hammer arrestor at the main shut-off valve is a good fix. These devices absorb the shock and help keep water flowing smoothly, reducing noise and protecting the system. 

Water Sprinkler System
  • Drip Irrigation

Drip irrigation systems can also experience water hammers, especially if they are turned off suddenly or water flow changes quickly. These pressure changes can harm the emitters and tubing, leading to leaks or breaks.

Adding a water hammer arrestor to the main supply line protects against these pressure spikes. It helps keep the system safe from damage. Ensuring the system allows gradual flow can also help reduce the risks of water hammering.

  • Hose Bibs

Water hammer can also affect hose bibs. When a hose is turned off quickly, it creates sudden pressure waves. These waves create loud banging noises and can damage the valve. Installing a water hammer arrestor at the hose bib helps.

This device absorbs the shock and lowers the chance of valve damage. It also helps the valve last longer. Using hoses with flow control features can make rapid shut-offs easier. This helps everything work smoothly and keeps the plumbing in good condition.

Benefits of Using a Water Hammer Arrestor in Garden

The following are a few benefits of using this tool in the garden irrigation system: 

Improved Plant Health - Consistent watering is important for plant health. A water hammer can mess up the water supply, causing stress and plant damage. A water hammer arrestor keeps the water flow steady, helping plants grow well and have bright flowers.

Protects Plumbing System - Water hammer arrestors protect plumbing systems. They absorb shock waves when water flow suddenly stops, preventing damage to pipes and reducing the risk of leaks. Fewer leaks mean fewer costly repairs. These devices also put less stress on plumbing fixtures, helping them last longer. This keeps investments in home plumbing safe for years.

Ensures Efficient Water Flow - For gardens, water hammer arrestors help keep water flow steady. This steady flow ensures plants get the right amount of water for healthy growth. By controlling water pressure changes, these devices help distribute water evenly. This supports plant health and helps gardens thrive.

Reduces Noise - A big benefit of water hammer arrestors is less banging noise in plumbing systems. This annoying sound can disturb the peace in homes and gardens. By dampening these noises, arrestors create a quieter space, making relaxing and enjoying nature easier.

Increases Property Value - Well-maintained plumbing systems without issues like water hammers can boost property value. Buyers like homes with reliable irrigation and plumbing systems, making this a smart investment.

Healthy Garden with Plants

How to Choose the Right Water Hammer Arrestor for a Garden?

By considering the following factors, gardeners can choose the appropriate arrestor for water hosing:

  • Assessing the Severity of the Water Hammer

Look at the water hammer problem in the garden. Listen for loud banging noises when valves close and notice if there is splashing water at the emitters. This will help figure out if a mechanical or hydraulic arrestor is suitable based on the pressure changes noticed.

  • Consider the Water Pressure

Check the water pressure in the garden’s irrigation system. This is important because some arrestors work well only at certain pressure levels. For high-pressure systems, a hydraulic water hammer arrestor works better. For low-pressure systems, mechanical models are simpler and adequate.

  • Evaluate Installation Space and Requirements

Look at the space available for installation in the garden. Mechanical arrestors are usually smaller and fit in tight spots easily. However, if there is enough space and severe water hammer issues, a hydraulic arrestor may be the better choice, even if installation requires more work.

  • Compatibility with Existing Plumbing

Make sure the selected water hammer arrestor fits with the current plumbing system. Check the sizes and types of pipes in the garden irrigation setup. Most arrestors come in standard sizes, but confirming a proper fit is crucial to avoid leaks or issues during installation.

  • Maintenance Considerations

Gardeners must think about the maintenance needed. Mechanical water hammer arrestors need less care, while hydraulic types might require checking occasionally. Pick the option that matches the preferred maintenance level to keep the garden irrigation simple and effective.

Installing of Water Hammer Arrestor

Putting in a water hammer arrestor for the irrigation system is easy. These straightforward steps help fix the water hammer, creating a calmer and more pleasant garden space. Here is a simple guide for installation: 

Find the Problem Area

Look for where the water hammer happens in the system. The best place for the arrestor is close to the water source or the valve that causes the noise.

Collect Tools and Materials

Get a water hammer arrestor that fits the pipe size. Also, gather pipe wrenches, Teflon tape, and other necessary plumbing parts.

Shut Off the Water

Turn off the water to the irrigation system. This will stop leaks or flooding during installation.

Disconnect the Pipes

Use the pipe wrenches to carefully take apart the section of pipe where the arrestor will go. Be ready for some leftover water to spill out.

Attach the Arrestor

To create a good seal, put Teflon tape around the threads of the water hammer arrestor. Connect it to the pipe and follow the manufacturer's instructions.

Reconnect the Pipes

After placing the arrestor, put the pipes back together. Tighten the fittings, but do not over-tighten them to avoid damage.

Restore the Water Supply 

Restart the water supply gradually and look for leaks near the installation area. Once everything is secure, test the irrigation system to see if the noise has stopped.

Watch the System

After the arrestor is installed, monitor the system during its next few runs to ensure it works quietly and properly.

Maintenance Tips for Water Hammer Arrestor 

Once the arrestor is installed, it's important to maintain it efficiently. Keep the following points in mind for the proper functioning of the water hammer arrestor: 

Regular Inspections 

Check the water hammer arrestor often and look for cracks, rust, or leaks. Fix small problems quickly, like tightening loose parts or changing worn seals. This helps avoid bigger issues later that could cost more to fix. 

Clean the Arrestor - Debris can build up in the arrestor. This can reduce how well it works. Clean it by following the instructions from the maker. Regular cleaning helps water flow freely and keeps noise low. 

Replace When Necessary - Water hammer arrestors can wear out with time. If performance decreases or strange noises occur, it may be time to replace the arrestor. Replacing it quickly helps avoid more plumbing problems. 

Check Connections Regularly - Make sure all connections to the arrestor are tight. Loose connections can cause leaks and reduce performance. Regularly check valves and fittings to catch issues early. Tight connections help keep everything working. 

Observe Performance Changes - Watch for changes in how the plumbing system works. Listen for louder noises or constant water hammer sounds. Changes in water pressure or flow may mean maintenance or replacement is needed. Regular checks will help spot problems before they worsen. 

Seasonal Checks - After busy seasons, like gardening time, check the arrestor thoroughly. Look for leaks and ensure they still work well. In winter, drain any water to stop freezing. Seasonal checks help avoid serious problems and keep the arrestor running efficiently. 

Consult Manufacturer Guidelines - Always check the maker’s maintenance guidelines. These provide important tips for keeping the arrestor in good shape. Following their advice can help maintain the device for many years.

Watering System for Garden

Preventing Irrigation Damage with Water Hammer Arrestors

The damage caused by water hammers can be minimized if gardeners keep an eye on the following preventions: 

  • Pressure Maintenance

Checking the water pressure in the plumbing system is important. High water pressure can make the water hammer worse. This may cause loud banging noises and damage to the pipes. It may also impact the functionality of fixtures and raise the possibility of leakage.

One way to help reduce the pressure is to install a pressure-reducing valve (PRV). This keeps the water flow steady and protects the pipes from too much stress. A PRV is an easy fix to make the plumbing last longer and work better. This helps maintain a well-functioning home system.

  • Regular Checks 

Regular maintenance checks are important for keeping water hammer arrestors working well. These checks help look at the entire irrigation system. Pipes, hoses, and fittings need to be inspected often. Look for any possible signs of damage, leaks, or wear. This keeps the system healthy and helps identify issues early.

Common Mistakes to Avoid 

Gardeners must take care of the following factors in order to achieve a thriving garden:

  • Ignoring the Problem

Ignoring the water hammer can lead to serious issues. Even though the noise seems little, it has the potential to seriously harm the plumbing. One way to avoid these issues is to install a water hammer arrestor.

  • Selecting the Incorrect Type of Arrestor

Water hammer arrestors function differently in each case. Picking the wrong one can make issues worse. Assess the plumbing system and choose an arrestor that fits the setup. Consultation with a plumber can provide helpful advice.

  • Improper Installation

The water hammer arrestor might not function correctly if the installation is done incorrectly. Read the manufacturer's directions. Make sure there are no leaks and that all connections are secure. Professional help is recommended if there is any uncertainty in plumbing skills.

FAQs

Will a water hammer arrestor eliminate all plumbing noise?  

A water hammer arrestor helps reduce the noise from the water hammer. However, it might not stop all sounds in the plumbing. Loose pipes or old plumbing can also cause noise. Checking these other issues may be a good idea if sounds continue after installation.

How do I install a water hammer arrestor?

Installing a water hammer arrestor may be different for each irrigation system. The basic idea is to connect the arrestor to the water supply line. This needs to be done in the vicinity of the water hammer. For specific steps, check the product manual. Asking a professional for help can also be a good option.

Can I use a water hammer arrestor in any irrigation system?

Water hammer arrestors can work in many types of irrigation systems. They fit well with drip irrigation, sprinkler systems, and soaker hoses. Picking the right size and type is important for the best results.

The Bottom Line

A water hammer arrestor is important for garden irrigation systems. It helps prevent damage to pipes, hoses, and sprinklers, which means these parts last longer. Keeping the system working well also means fewer repairs and replacements. Adding a water hammer arrestor is a smart choice for protecting the garden.

Growcycle offers gardeners many types of water hammer arrestors. These are available in various sizes and types to suit a range of demands, and they aid in protecting irrigation systems. Considering the available options can help find the best fit for any garden's watering system, as reliable watering solutions bring comfort and ease.

Disclaimer: This material is for informational purposes only and should not be relied on for legal, medical, financial, or any other form of professional advice.

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