What To Know
- Water hammer is the result of a sudden change in water flow.
- When a valve is quickly closed, the water in the pipe has nowhere to go and creates a pressure surge.
- A pressure regulator can help maintain a consistent water pressure in your home, reducing the likelihood of water hammer.
Water hammer, the sudden and loud banging sound that occurs in your plumbing system, can be a frustrating and alarming experience. But can water hammer be fixed? Absolutely! With the right knowledge and techniques, you can restore peace and quiet to your home’s pipes.
What Causes Water Hammer?
Water hammer is the result of a sudden change in water flow. When a valve is quickly closed, the water in the pipe has nowhere to go and creates a pressure surge. This surge can cause pipes to vibrate and bang against the walls or other fixtures.
Symptoms of Water Hammer
- Loud banging noises in the pipes
- Shaking or vibrating pipes
- Water leaks at joints or connections
- Reduced water flow from faucets
How to Fix Water Hammer
1. Install Water Hammer Arrestors
Water hammer arrestors are devices that absorb the pressure surge and prevent it from causing damage. They are installed on the ends of pipes or near valves that are prone to water hammer.
2. Replace Worn or Leaking Valves
Worn valves can allow water to flow too quickly, increasing the risk of water hammer. Replace any valves that are leaking or showing signs of wear.
3. Adjust Valve Closing Speed
If possible, adjust the closing speed of the valves that are causing the water hammer. Slower-closing valves allow the water to flow more gradually, reducing the pressure surge.
4. Secure Loose Pipes
Loose pipes can vibrate and bang against other objects, amplifying the sound of water hammer. Tighten any loose pipe hangers or clamps to keep the pipes securely in place.
5. Insulate Pipes
Insulating pipes can help reduce the noise of water hammer by absorbing the vibrations. Wrap the pipes with foam or rubber insulation, especially in areas where they are exposed or near walls.
6. Use a Pressure Regulator
A pressure regulator can help maintain a consistent water pressure in your home, reducing the likelihood of water hammer. Install a pressure regulator at the main water supply line.
7. Flush Air from Pipes
Air trapped in the pipes can contribute to water hammer. Flush the air by opening the highest faucet in your home and letting the water run until the air is released.
When to Call a Plumber
While most cases of water hammer can be fixed with DIY methods, there are times when it’s best to call a plumber. Contact a plumber if:
- The water hammer is severe or persistent
- You suspect a leak or other plumbing damage
- You are unable to fix the problem on your own
Conclusion: Restoring Peace to Your Plumbing
Fixing water hammer can be a rewarding task that restores peace and quiet to your home. By following these steps and addressing any underlying issues, you can eliminate the annoying banging noises and enjoy a more comfortable living space.
FAQ
Q: Can water hammer damage my pipes?
A: Yes, water hammer can cause pipes to vibrate and weaken, leading to leaks and other damage.
Q: Is it safe to fix water hammer myself?
A: Most cases of water hammer can be fixed with DIY methods, but it’s important to follow safety precautions and seek professional help if the problem persists or is severe.
Q: How much does it cost to fix water hammer?
A: The cost of fixing water hammer varies depending on the severity of the problem and the methods used. Simple DIY fixes can be inexpensive, while more complex repairs involving a plumber may cost more.
