Water Shutoff Valve
Installs or replaces the main valve used to stop water flow to the property, matched to licensed local plumbers who make sure it actually works when you need it.
Other Services
Why a Working Shutoff Valve Matters More Than People Realize
Your main water shutoff valve is what stops water flow to your entire home in an emergency, and older valves can seize up, corrode, or fail to fully shut off water when they’re finally needed, usually at the worst possible moment. Testing and, if necessary, replacing an aging valve before an emergency is one of the more overlooked pieces of home plumbing maintenance.
The worst time to find out your shutoff valve doesn’t work is during a burst pipe.
Signs Your Shutoff Valve Needs Attention
These issues commonly point to a valve that needs replacing.
- The valve is difficult or impossible to turn
- Water still flows even after the valve is fully closed
- The valve shows visible corrosion or mineral buildup
- You’ve never tested your main shutoff valve and don’t know its condition
- You’re doing other plumbing work and want the valve checked at the same time
A Simple Homeowner Check Worth Doing
Locating and testing your shutoff valve is a genuinely useful thing to do yourself.
- Locate your main shutoff valve, often near the water meter, in a basement, or utility closet
- Test it by turning it fully closed and checking that flow actually stops at a faucet
- Turn it back on gently afterward; a valve that feels stuck shouldn’t be forced
- If it doesn’t fully stop water or feels seized, that’s a sign to have it replaced before you actually need it in an emergency
Why Compare Quotes Instead of Calling Just One Plumber
Here’s what matters when comparing shutoff valve quotes:
- Matched with licensed, insured plumbers who install a reliable, easy-to-operate replacement valve
- Compare pricing, since this is typically a quick and affordable repair
- Free to use, with zero obligation to hire anyone you're matched with
A working shutoff valve is one of the cheapest pieces of insurance in your entire home. Comparing quotes takes just a few minutes.
Tell Us What You Need
Answer a few quick questions about your plumbing job — the problem, your timeline, and your property.
Get 3 Competing Quotes
We match you with up to 3 licensed, insured plumbers in your area who compete for your business.
Pick the Best Deal
Compare quotes side-by-side. Check pricing, warranties, and reviews, then choose the pro that fits your needs and budget.
Everything You Need to Know for Emergency Preparedness.
Where is my main water shutoff valve usually located?
The main shutoff valve is typically found where the water line enters the house, commonly in a basement, crawlspace, garage, utility closet, or near the water heater, and in warmer climates it may be located outside near the foundation or at the meter box. Every household member should know this location before an emergency happens. If you cannot locate yours, a plumber can identify and label it during a water shutoff valve service call.
How do I know if my main shutoff valve needs to be replaced?
Signs a shutoff valve needs replacement include difficulty turning it, a valve that will not fully stop water flow, visible corrosion or mineral buildup, or leaking around the valve body itself. Old gate valves in particular are prone to seizing up after years of not being used. Testing your valve annually and replacing it if it feels stuck is far better than discovering the problem during an active emergency plumbing situation.
How much does it cost to install or replace a water shutoff valve?
Replacing a main water shutoff valve typically costs between $200 and $500, depending on the valve type, accessibility, and whether the surrounding pipe also needs attention. A modern ball valve is generally recommended over an older gate valve because it is more reliable long-term and easier to operate quickly. Compare water shutoff valve quotes to see current local pricing.
What's the difference between a gate valve and a ball valve?
A gate valve uses a sliding gate that requires multiple turns to fully open or close and is prone to seizing or leaking as it ages, while a ball valve uses a quarter-turn lever handle that fully shuts off flow with a single quick motion and holds up better over time. Most plumbers now recommend upgrading old gate valves to ball valves specifically for reliability in emergencies. Ask about this upgrade during any water shutoff valve service.
Why should I test my shutoff valve before an emergency happens?
A valve that has not been turned in years can seize in place, meaning it may fail to close exactly when you need it most, during a burst pipe or major leak. Testing it once or twice a year by turning it fully closed and back open keeps the internal components moving freely. If it feels stiff, grinding, or does not fully stop flow, schedule replacement before it becomes a problem during actual burst pipe conditions.
Should every fixture have its own shutoff valve too?
Yes, individual shutoff valves at toilets, sinks, and appliances let you isolate a single leak without cutting water to the entire house, which is especially useful for minor issues like a toilet repair or faucet leak. If your home lacks these individual valves, a plumber can add them during routine fixture work, reducing how often you need to rely on the main shutoff.
What should I do first if I have a major leak or burst pipe?
Shut off the main water valve immediately to stop the flow, then shut off electricity to any affected area if water is near outlets or fixtures, and move belongings away from the water. Once the immediate danger is controlled, call for emergency plumbing to assess and repair the damage. Knowing your shutoff valve location in advance can save significant water damage in the minutes before help arrives.
Can a smart shutoff device replace my manual valve?
A smart shutoff system typically installs alongside or in place of your manual valve and can automatically close in response to a detected leak, even when you are not home, offering protection your manual valve cannot provide on its own. Many homeowners pair this with a smart leak detector for whole-house monitoring and automatic shutoff in one system.
How long does it take to install a new shutoff valve?
A straightforward shutoff valve replacement usually takes one to two hours, including briefly turning off water at the street or meter while the old valve is removed and the new one installed and tested. Access issues, such as a valve buried behind finished walls, can add time. Ask about the expected timeline when scheduling your water shutoff valve appointment.
Do I need to know how to shut off water to individual appliances too?
Yes, knowing the shutoff locations for your water heater, washing machine, dishwasher, and refrigerator ice maker line lets you respond quickly to an appliance-specific leak without shutting down water to the whole house. This is especially useful for a slow leak from a water heater connection or a supply line to the fridge. A plumber can walk you through all shutoff points during a plumbing inspection.