7 Common Causes of Low Water Pressure and How to Fix Them

Low water pressure can be a frustrating issue for homeowners, affecting everything from showering to dishwashing. Understanding the common causes of low water pressure and how to fix them can help you restore optimal water flow in your home.

1. Clogged Pipes

Over time, mineral deposits, rust, and debris can build up inside pipes, restricting water flow.

How to Fix Clogged Pipes

Identify the Clog: Determine which pipes are affected by checking different faucets.
Use a Pipe Cleaner: Apply a pipe cleaner or a vinegar and baking soda solution to dissolve minor clogs.
Professional Cleaning: For severe clogs, contact a professional plumber to clean or replace the affected pipes.

2. Faulty Pressure Regulator

A malfunctioning pressure regulator can cause inconsistent water pressure throughout your home.

How to Fix a Faulty Pressure Regulator

Check the Pressure: Use a pressure gauge to check if the regulator is maintaining proper pressure.
Adjust or Replace: Adjust the regulator settings or replace it if it’s defective.

3. Leaky Pipes

Leaks in your plumbing system can lead to reduced water pressure as water escapes before reaching its destination.

How to Fix Leaky Pipes

Identify Leaks: Look for visible signs of leaks, such as damp spots or water stains.
Seal Small Leaks: Use pipe tape or epoxy putty to seal minor leaks.
Call a Plumber: For major leaks, contact a professional plumber to repair or replace the damaged pipes.

4. Corroded Plumbing

Older homes with galvanized steel pipes may experience corrosion, leading to restricted water flow.

How to Fix Corroded Plumbing

Inspect Pipes: Check for signs of corrosion, such as rust and discoloration.
Replace Pipes: Replace old galvanized pipes with modern materials like copper or PEX.

5. Partially Closed Valves

Partially closed shut-off valves can restrict water flow and cause low pressure.

How to Fix Partially Closed Valves

Check Valves: Ensure all shut-off valves are fully open.
Adjust as Needed: Turn the valve handles counterclockwise to open them completely.

6. Municipal Water Supply Issues

Sometimes, the issue lies with the municipal water supply rather than your plumbing system.

How to Address Municipal Water Supply Issues

Contact Your Water Supplier: Report the issue to your local water supplier and inquire about any ongoing problems or maintenance work.
Install a Booster Pump: If low pressure is a persistent issue, consider installing a water pressure booster pump.

7. Broken Fixtures

Worn-out or broken fixtures, such as faucets and showerheads, can reduce water pressure.

How to Fix Broken Fixtures

Inspect Fixtures: Check for visible damage or buildup of mineral deposits.
Clean or Replace: Clean the fixtures thoroughly or replace them if they are damaged.

Low water pressure can be caused by various factors, from clogged pipes to municipal supply issues. By understanding these common causes and how to fix them, you can restore proper water flow in your home. For persistent or complex issues, contact Zenon Plumbing for professional assistance.

FAQs

What should I do if I have low water pressure throughout my home?: Check for common issues like clogged pipes, faulty pressure regulators, and partially closed valves. If the problem persists, contact a plumber.
How can I prevent low water pressure in the future?: Regular maintenance, such as cleaning fixtures and checking for leaks, can help prevent low water pressure.
Is low water pressure a sign of a serious plumbing problem?: It can be, especially if it’s caused by corroded pipes or major leaks. It’s best to investigate and address the issue promptly.
Can a pressure regulator be adjusted, or does it need to be replaced?: Some pressure regulators can be adjusted, but if it’s malfunctioning, it may need to be replaced.
How do I know if my pipes are corroded?: Look for signs of rust and discoloration, and consider having a plumber inspect your plumbing system.

About Zenon Plumbing

Zenon Plumbing specializes in residential and commercial plumbing services in LA County. Our experienced plumbers provide comprehensive solutions for all your plumbing needs, including fixing low water pressure issues. For more information or to schedule a service, visit our contact form.