Low Water Pressure? Find Out Why & Fix It Fast

Plumbing

Blog
// Posted by Eco Heating & Air Solutions, Inc.

Ever stepped into a lukewarm shower, only to get a weak trickle instead of the strong spray you wanted? Low water pressure is a common problem that makes everyday tasks hard. Washing dishes, watering plants, or even brushing your teeth becomes a chore. But why does this happen, and how can you fix it? This article will explain why your water pressure is low and offer ways to make it better.

Key Takeaways

  • Understand what constitutes "low" water pressure and the ideal range for your home
  • Identify the most common causes of low water pressure, from clogged pipes to malfunctioning water heaters
  • Discover simple DIY troubleshooting steps to try before calling in a professional plumber
  • Learn when to contact your water company or hire a licensed plumber to address more complex plumbing issues
  • Explore the benefits of working with a professional to ensure a long-lasting solution to your low water pressure problems

What Does Low Water Pressure Mean?

Your home's water pressure is key to a smooth flow in your plumbing. It should be between 30 to 80 pounds per square inch (PSI). The best range is usually around 60 to 70 PSI.

Low water pressure can mean a few things. It might show you're not getting enough water, there are clogs, or leaks. Finding out why is the first step to fix it.

To check your water pressure, use a water pressure gauge. This tool shows the PSI, helping you see if your pressure is right or not. With this info, you can look into what's causing it and how to fix it.

Common Causes of Low Water Pressure in a House

If you're dealing with low water pressure at home, finding the main cause is key. There are many reasons why your home might have this issue. Fixing these problems can help improve water flow in your plumbing.

Old or corroded plumbing fixtures and pipes are often to blame for low water pressure. Over time, older galvanized steel pipes can rust, which limits water flow. Faulty or clogged pressure regulators can also cause pressure issues.

  1. Partially closed main shut-off valves, both at the meter and inside your home, can limit water flow and lower overall pressure.
  2. Mineral deposits and debris in pipes can block water flow over time, reducing pressure.
  3. Shared pipelines with other houses can decrease pressure when everyone is using water.
  4. Leaks, visible or hidden, can divert water flow and cause low pressure.
  5. Narrow branch lines or recent plumbing changes can also lower water pressure.

Knowing the causes of low water pressure is the first step to fixing it. By finding and fixing the main problem, you can get your water pressure back to normal.

Check Your Filtration System

If you have a water filtration system at home, it might be clogged or old filters causing low water pressure. Filters that are too old can't filter water well, leading to less water flow and lower pressure in your plumbing.

Keeping your water filtration system in good shape is key for great water pressure and quality. Here are some tips:

  • Check and replace your filters as the maker suggests, usually every 3-12 months, depending on the type.
  • A top-notch water filter like the Karofi system can remove up to 99.9% of dirt and harmful stuff.
  • Clogged filters are a big reason for weak and slow water flow in Karofi water filters.
  • Remember, replace Cartridge 1 every 3-6 months, Cartridge 2 every 6-9 months, Cartridge 3 every 9-12 months, and the RO membrane every 2-3 years.

If you're not sure about your filters or when they were last changed, talk to a trusted water filtration service.

Is Water Running Elsewhere?

Low water pressure in a home can sometimes be due to water running elsewhere in the plumbing. If a tap, toilet, or hose is left on, it can take away from the water supply. This reduces the pressure in the whole house.

Walk around your home to check all faucets, showers, and outdoor hoses. Make sure they are fully turned off. Even a small drip from a leaky faucet can lower the water pressure. Check toilets too, as a running toilet can greatly affect your home's water pressure.

If you find any running water sources, turn them off right away. This simple action can often fix low water pressure issues without needing complex plumbing work. Remember, in most houses, the water supply is shared. So, any water running elsewhere will lessen the pressure at other taps and fixtures.

Hot Water Heater Issues

If you're facing low water pressure, your hot water heater might be the cause. Check the pressure of both hot and cold water. If the cold water flows well but hot water doesn't, your heater could be the issue.

Hot water heaters can face a few problems that lead to low pressure. Corrosion is one issue that can happen over time. It can make the tank's inside walls corrode, limiting water flow and pressure. Also, sediment and minerals can build up, slowing down water flow and pressure.

  1. It's wise to flush the hot water tank yearly to keep pressure right by removing sediments.
  2. Experts suggest an annual check-up for the water heater for the best performance and safety.
  3. Other problems like hard water, kinks in pipes, shut-off valves not fully open, and sharp pipe bends can also cause low pressure.

Noticing water flow change with the number of lines used might mean your water heater lacks enough pressure. This could be due to its size or condition.

Fixing hot water heater problems for low pressure usually needs a pro plumber. They can find the issue, like corrosion or sediment, and suggest how to fix it. This will help get your hot water pressure back.

why is my water pressure low

Low water pressure often comes from air trapped in your pipes. This air can cause knocking sounds and lower the water pressure in your plumbing. Luckily, you can fix this by flushing your pipes.

Flushing Your Pipes to Release Trapped Air

Want to get rid of air in your pipes? Here's a step-by-step guide:

  1. Start on the lowest floor and turn on the hot and cold water faucets a bit in each room.
  2. Keep the faucets running as you move up to the next floor, doing the same in each room.
  3. Let the water flow for about 2 minutes, then turn off the faucets from top to bottom.
  4. Wait 15 minutes and check your water pressure again. This should clear out the trapped air and boost your pressure.

Normal water pressure is between 40 and 80 psi, with 50 psi being ideal. If flushing doesn't fix it, you might have clogged pipes, a faulty pressure regulator, or water supply issues.

If flushing doesn't solve the problem, call a professional plumber. They can find and fix the issue, giving you consistent water pressure at home.

Dirty or Corroded Plumbing Fixtures

If your home's low water pressure isn't from air in the pipes or a hot water heater problem, check your plumbing fixtures. Clogged or corroded fixtures can block water flow and lower pressure in certain areas of your home.

A common issue is sediment or corrosion in your faucet aerators. These are the small screens at the end of your faucets. Hard water can leave mineral deposits that clog the aerators, reducing water flow and pressure. Cleaning or replacing the aerator might fix the problem quickly.

But if the aerator is badly corroded or clogged, the fixture itself might be damaged. In this case, you might need to replace the entire fixture to fix the low water pressure.

Showerheads can also get clogged with sediment, causing low pressure in the shower. Taking apart and cleaning the showerhead, or replacing it, could solve the issue.

If low water pressure only affects a certain faucet or appliance, it's likely the fixture itself is the problem. Fixing or replacing the clogged or corroded fixture can often solve the issue without major plumbing work.

Corroded plumbing fixtures

Check the Main Water Shutoff Valve

If your home has low water pressure, start by checking the main water shutoff valve. This valve is between the city water and your home. It controls how much water flows into your plumbing. If it's only partly open, it can cause low water pressure in your house.

First, find the main water shutoff valve. It's usually near the water meter or where the main water line comes into your home. Make sure it's fully open. If it's not, turn it counterclockwise to open it all the way. This should fix the low water pressure.

Your home might also have a water meter valve that affects water pressure. This valve is near the water meter and manages the water flow from the city to your home. If it's not fully open, it can also cause low water pressure. Check this valve and make sure it's open too.

If you've checked both valves and they're open, but the pressure is still low, there might be other plumbing issues. In this case, it's wise to call a licensed plumber. They can inspect your plumbing and find the real cause of the problem.

Water Pressure Regulator Malfunction

If your home has a water pressure regulator, also known as a pressure reducing valve, it's key to check if it works right. This important part controls the water pressure from the main line to your home's plumbing. It keeps the pressure safe and just right.

Your home should have water pressure between 40 to 60 psi. But if the regulator isn't working well, you might get low water pressure. To see if the regulator is the problem, check the pressure gauge reading against the regulator's setting. If they don't match, you might need to adjust or replace the pressure regulator.

Pressure regulators usually last 10 to 15 years, sometimes up to 20. But bad water quality, rough materials, and heavy use can make them fail early. If a regulator breaks, you might need to take it apart, clean it, and put it back together, or replace it.

Replacing a broken pressure regulator can be easy for those who know what they're doing. But if you're not sure, it's smart to call a professional plumber. They have the skills and tools to fix the problem right, making sure your water pressure is back to normal.

Keeping your water pressure regulator working well is important for your plumbing's health and performance. Fixing any issues with your regulator quickly helps avoid more damage. This way, you can enjoy steady, good-quality water pressure in your home.

Neighbor's Water Pressure

If you're seeing low water pressure at home, check if your neighbors have the same problem. This might mean it's a city water issue, not just your plumbing.

Talk to a few neighbors about their water pressure. If many are facing low pressure, it's probably a big issue for your area. You'll need your local water company to look into it.

Identifying a Municipal Water Supply Issue

Low water pressure for you and your neighbors points to a city water problem. Reasons could include:

  • Leaks or restrictions in the main water lines serving your neighborhood
  • Changes in water regulations or infrastructure that have impacted water delivery
  • Temporary disruptions or maintenance work being done by the water utility

Working with neighbors helps you see the full extent of the problem. This makes it easier to talk to your local water company for a fix.

If you and your neighbors are all seeing low water pressure, contact your water supplier. They can check the issue, figure out if it's a big problem, and fix it.

Contact Your Water Company

If you've tried fixing your low water pressure and it's still a problem, contact your local water company. This is key if your neighbors are also facing water quality or pressure issues.

When you call your water supplier, be ready to share details. Tell them when the low pressure started, if it's all over your home or just some faucets, and if neighbors have the same issue. This info helps the company figure out what's going on and if it's a big or small problem.

Check for Water Company Notifications

The water company might tell you about any issues or maintenance that could be causing low pressure and quality in your area. They might even issue a boil water notice if there are quality concerns. Always follow their advice, like boiling water before drinking, to keep your family safe.

If the company finds a problem with the water supply, they'll fix it fast. They might give out bottled water or set up places to get water until then. This ensures everyone has clean, safe water to drink.

Cooperate with the Water Company

When you talk to the water company, be ready to give them details. Share your home's location, the problems you're seeing, and what you've tried to fix it. This helps the company understand the issue and fix it faster.

Working with your water supplier keeps you updated on any water company notifications or boil water notices. It also makes sure your family's water is safe and clean while they fix the problem.

Plumbing Issues

If you've tried fixing your low water pressure on your own and it's still not working, you might have serious plumbing problems. These could include pipe blockages, leaks, or corrosion. In such cases, you'll need a licensed plumber to find and fix the issue.

Pipe blockages can really slow down water flow and make water pressure drop. They might be from debris, mineral buildup, or tree roots in the pipes. A skilled plumber can use special tools to find and remove any blockages in your plumbing.

Pipe leaks can also cause low water pressure. Even a tiny leak can pull water away from your fixtures, lowering the pressure. Leaks can be hidden, like under sinks or behind walls. A licensed plumber can use special gear to find and fix leaks.

Older pipes can corrode over time, making them smaller and restricting water flow. This is often seen in homes with galvanized steel or copper pipes that are many years old. A plumber can check your pipes and suggest ways to fix them, like re-piping or lining, to improve water pressure.

If you've tried fixing the problem yourself and it's still not fixed, it's time to call a licensed plumber. They have the right skills and tools to handle complex plumbing issues. This ensures a lasting fix for your water pressure problems.

DIY Solutions for Low Water Pressure

Before you call a professional plumber, try some DIY solutions for low water pressure. Cleaning your showerhead, flushing your water heater, and using a drain snake can often fix the problem. These steps can save you money and hassle.

Clean Your Showerhead

A clogged showerhead is a common cause of low water pressure. Minerals and sediment can block the flow over time. To clean it, remove the showerhead and soak it in vinegar for 30 minutes to an hour. This will dissolve the buildup and improve water pressure.

Flush Your Water Heater

Low hot water pressure might be due to your water heater. Sediment and minerals inside the tank can block water flow. Flushing your water heater clears these obstructions, enhancing hot water pressure. Check your heater's manual or a DIY guide for how to flush it.

Use a Drain Snake

Blockages in your plumbing can also cause low water pressure. A drain snake or auger can clear debris or clogs in your pipes. Insert the snake into the drain and push it through until you feel the blockage clear. This DIY method can often fix pressure issues without professional help.

These DIY solutions might not work for all low water pressure problems. If the issue doesn't get better or gets worse, call a professional plumber. They can find and fix the underlying cause.

When to Call a Professional

If you see a sudden drop in water pressure, find leaks, or DIY fixes don't work, it's time to call a call professional plumber. They can do a detailed check and fix. Sometimes, just checking yourself isn't enough to fix low water pressure.

A sudden low water pressure in your home means something big might be wrong with your plumbing. If you've already tried fixing it yourself but failed, a pro plumber can help. They have the right tools and knowledge to find and fix the issue.

Signs It's Time to Call a Plumber

  • Experiencing a sudden and severe drop in water pressure
  • Noticing the presence of leaks in your plumbing system
  • Trying DIY solutions like cleaning showerheads or flushing the water heater without success

A professional plumber can do a full check, find the real cause of the low water pressure, and fix it for good. This will make sure your water flows well again.

Trying to fix plumbing problems by yourself can sometimes make things worse. By calling a call professional plumber, you make sure it's done correctly. They have the right tools and knowledge to solve the problem quickly and well.

Benefits of Hiring a Professional

Hiring a professional plumber can solve your low water pressure problems at home. They have the skills, tools, and warranties needed to fix the issue for good.

Professional plumbers are trained and licensed, offering quality and reliable service. They know how to tackle many plumbing issues, from re-piping to fixing fixtures. They also have the special tools needed for the job, which can be expensive for homeowners.

Professionals often give work warranties or guarantees, like a 100% satisfaction guarantee. This means if the problem comes back, you won't have to pay for it. Trying to fix it yourself could lead to bigger problems and higher costs later.

Choosing a professional plumber keeps your home's plumbing safe and working well. They can find and fix the real cause of the problem, ensuring it doesn't come back. This saves you time, money, and the stress of dealing with ongoing low water pressure.

For any plumbing job, like pipe relining or fixing fixtures, a professional plumber has the expertise and tools for a long-lasting solution. Their work comes with a warranty on their work for your peace of mind.

Conclusion

Low water pressure at home can be really annoying. But, you can fix it with the right steps. If your pipes are clogged or your pressure regulator is broken, finding the main cause is key.

If you've tried fixing it yourself and it's still not working, it's time to call a professional plumber. They have the skills and tools to find and fix the issue for good. Don't let low water pressure ruin your day - get help from a local plumber and enjoy strong water pressure at home.

Fixing low water pressure quickly keeps your plumbing system working well. This means you get the water flow and pressure you need for a comfy life. Start solving this issue now and get back to normal water pressure.

Electric Heat pump outside
About Eco Heating & Air Solutions, Inc.
Residential and light commercial heating, cooling, air quality, and plumbing are specialties at Eco Heating & Air Solutions, Inc. We provide home and business owners in Oak Ridge, TN and surrounding areas free estimates, service of all makes and models, and trusted solutions to everyday requirements.

We are an eco-friendly, award-winning company and uphold Better Business Bureau accreditation. Our team of professionals is NATE-certified, drug-free, and dedicated to earning your approval and loyalty.

FAQ

What does low water pressure mean?

Your home's water pressure should be between 30 to 80 PSI. The ideal range is 60 to 70 PSI. Low water pressure means you might have a weak water supply, clogged systems, or leaks.

What are the common causes of low water pressure in a house?

Common causes include problems with the filtration system and water running elsewhere in the home. Other causes are issues with the hot water heater, trapped air in pipes, dirty plumbing fixtures, and problems with the main water shutoff valve. Malfunctioning water pressure regulators can also cause low pressure.

How can I check if my filtration system is causing low water pressure?

Check if your water filtration system has clogged or old filters. These can block water flow and cause low pressure. Replacing the filters might solve the problem.

Can water running elsewhere in the home reduce my water pressure?

Yes, if taps, toilets, or hoses are running, it can take water from your main supply. This reduces the pressure in your home.

How can I tell if my water heater is causing low water pressure?

Compare the pressure of hot and cold water. If the cold water pressure is fine but hot water is low, your water heater might be the issue. It could be struggling or corroding.

Can trapped air in pipes cause low water pressure?

Yes, air in pipes can cause low pressure and knocking sounds. Flushing the system might fix this.

What if the issue is with a specific plumbing fixture?

If low pressure affects only one faucet or appliance, it might be due to sediment or corrosion. Cleaning or replacing the fixture could solve the problem.

How do I check the main water shutoff valve?

Make sure the main shutoff valve is fully open. If it's not, it can limit water flow.

Can a malfunctioning water pressure regulator cause low pressure?

Yes, a faulty water pressure regulator can cause low pressure. Check if it matches your water pressure gauge. If not, it might need fixing or replacing.

When should I call a professional plumber?

Call a plumber if you see a sudden drop in pressure, find leaks, or DIY fixes don't work. They can do a detailed check and fix the problem.

Electric Heat pump outside
About Eco Heating & Air Solutions, Inc.
Residential and light commercial heating, cooling, air quality, and plumbing are specialties at Eco Heating & Air Solutions, Inc. We provide home and business owners in Oak Ridge, TN and surrounding areas free estimates, service of all makes and models, and trusted solutions to everyday requirements.

We are an eco-friendly, award-winning company and uphold Better Business Bureau accreditation. Our team of professionals is NATE-certified, drug-free, and dedicated to earning your approval and loyalty.

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