How to Fix Low Water Pressure in House

Posted March 28, 2016

If the water pressure in your house has dropped to an unsatisfying trickle, you don’t have to endure the frustration forever. Low water pressure can stem from various issues, but with the right approach, you can identify the cause and restore proper flow. Here’s how to troubleshoot and fix low water pressure in your home.

1. Check Individual Faucets

If low water pressure is limited to one faucet, the issue might be a clogged aerator. The aerator is a small screen at the tip of the faucet that can accumulate debris over time. Follow these steps to clean it:

  • Remove the aerator from the faucet.
  • Soak it in a mixture of water and vinegar to dissolve mineral buildup.
  • Use a toothpick or small brush to remove any remaining debris.
  • Before reinstalling the aerator, run the water to flush out the faucet. If the pressure is still low, the problem might be elsewhere in your plumbing system.

2. Inspect the Valves

Water pressure can be affected by your home’s pressure reducing valve (PRV) or shut-off valve:

  • Pressure Reducing Valve (PRV): This bell-shaped device is typically located on the water line where it enters your home. You can adjust it by turning the screw clockwise to increase water pressure. If adjusting the PRV doesn’t help, it may need replacement.
  • Shut-Off Valve: Even if the shut-off valve is slightly closed, it can reduce water pressure. Check to ensure it is fully open.

3. Look for Leaks

Leaks in your plumbing system can significantly lower water pressure. Perform a quick inspection around your home:

  • Check your basement and areas near water fixtures for water spots or puddles.
  • Look for dripping faucets or visible pipe damage.
  • If you suspect a hidden leak, monitor your water meter. Note the reading, avoid using water for a few hours, and check again. If the reading changes, you likely have a leak.

Leaks can range from minor faucet drips to major issues like water main breaks. Both can cause low water pressure and require immediate attention.

4. Consider the Age of Your Plumbing System

Older homes often have outdated plumbing systems with corroded pipes that restrict water flow. If your home has galvanized steel pipes, they may be the root cause of persistent low water pressure. Replacing old pipes with modern materials like copper or PEX can resolve the issue and improve overall water flow.

When to Call the Experts

If you’ve tried these steps and still can’t pinpoint the cause of low water pressure, it’s time to bring in a professional. ABC Plumbing, Sewer, Heating, Cooling and Electric has the tools and expertise to diagnose and resolve even the most complex plumbing issues. From clogged pipes to leaking fixtures and beyond, our team is ready to restore your water pressure and ensure your plumbing system runs smoothly.

Find Your Nearest Location and Contact Us Today!

Don’t let low water pressure disrupt your daily routine. Scroll down to find the ABC Plumbing, Sewer, Heating, Cooling and Electric location closest to you and call us today. Let us provide the expert solutions you need to enjoy powerful, consistent water pressure in your home!

ABC Plumbing Locations

Arlington Heights, IL

220 W Campus Dr
Arlington Heights, IL 60004
Phone: (888) 991-3942

Largo, FL

11701 S Belcher Rd Suite 127
Largo, FL 33773
Phone: (888) 465-9799

Downers Grove, IL

1001 Ogden Ave LL4
Downers Grove, IL 60515
Phone: (888) 412-3566

Tampa, FL

4326 W El Prado Blvd Suite 7
Tampa, FL 33629
Phone: (888) 594-9030

Evanston, IL

828 Davis St UNIT 205
Evanston, IL 60201
Phone: (888) 868-9369

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