Trusted by Homeowners and Businesses Throughout Southeastern Wisconsin   |   Request Plumbing Service at 414-387-2332.

Licensed, Bonded & Insured.          Certified Wisconsin Master Plumber — License #1066

Optimal Plumbing | Serving Ozaukee, Waukesha, and Milwaukee County

Leak Detection & Water Valve Service

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* *AUGUST PROMOTION* *

$50 OFF your Main Water Shutoff Valve Replacement

Promo Code: VALVE50. Offer expires August 31, 2026.
HomeLeak Repair and Valve Service
Leak Detection & Repair

Hidden Water Leak? We'll Find It and Fix It.

Not all plumbing leaks are easy to spot. Some are hidden behind walls, beneath floors, underground, or inside your home’s plumbing system, where they can quietly cause water damage, mold growth, and higher utility bills.

At Optimal Plumbing, we specialize in leak detection and repair for homes and businesses throughout Milwaukee, Waukesha, and Ozaukee County. Whether you’ve noticed a sudden increase in your water bill, damp drywall, low water pressure, or the sound of running water when nothing is on, our team can quickly locate the source of the leak and recommend the best solution.

Main Water Shutoff Valve Repair & Replacement

A leaking or outdated main water shutoff valve can quickly turn a small plumbing issue into a major one. If your valve is corroded, leaking, difficult to turn, or won’t completely shut off the water, our team can help. We repair and replace main water shutoff valves with reliable, code-compliant solutions, giving you peace of mind that you’ll be able to stop the water quickly if an emergency ever occurs. Properly functioning shutoff valves are one of the most important parts of protecting your home from water damage.

Call Us! (414) 387-2332

Need an EMERGENCY Plumber?

Protect Your Home Before a Small Leak Becomes a Big Problem If you think you have a hidden water leak, don’t wait. This should be treated as an emergency. Contact Optimal Plumbing today and let our team help protect your home and your peace of mind.

Our Leak Detection Services Include:

  • Hidden water leak detection
  • Water pipe leak repair
  • Leaking pipe repairs behind walls
  • Underground water line leak detection
  • Slab leak diagnosis
  • Main water line leak repair
  • Valve repair & Replacement
  • Main water shutoff valve assistance
  • Leaky faucet and fixture repairs
  • Toilet leak repairs
  • Water line replacements when necessary
FAQ's

Frequently Asked Questions

We understand how stressful unexpected plumbing issues can be. That’s why we take the time to explain what we find, answer your questions, and provide honest recommendations—without pressure.

Can you help shut off the main water valve?

Yes. If you have an active leak and need help shutting off your water, we can assist with the main water valve and help stop additional damage. Call us quickly, because even if you call the city, they may not come out for hours. 

Whether it’s an emergency or not, it probably feels like one. And we are right there with you. Call us. We want to help. 

Yes. We can locate and repair faulty pipes behind walls, under floors, or in other hidden areas of the home.

Yes. We repair leaking faucets, toilets, hose bibs, shower valves, and other plumbing fixtures that may be wasting water or causing damage.

Yes. We can help identify underground water line issues and recommend the best repair option to protect your property.

No. Even a small leak can lead to water damage, mold, and higher utility bills. It’s best to have it checked before it gets worse.

We Care Because We Know It Feels Like an Emergency

If something doesn't seem right, give us a call. We're here to help.

At Optimal Plumbing, one of our core values is being Customer Obsessed. That means treating every customer with honesty, respect, and the urgency they deserve. We’ll listen, explain your options, and help you find the right solution—without pressure.

We wouldn’t be here without the trust of homeowners and businesses in our community, and we’re grateful for every opportunity to help.

Optimal Plumbing Team Members plumbers and techs
Plumbing Nearby

Additional Plumbing Services

Water Heaters

Water heater leaking? Call now! Optimal Plumbing is fully licensed, trained, and insured, specializing in the installation, service, and repair of water heaters, including expert gas hot water heater replacements. We ensure every repair or installation is done correctly the first time!

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Sewer and Drain

Sewer backing up? Call Now!
We understand the importance of prompt sewer and drain cleaning. Our licensed professionals efficiently handle clogs and slow drains to avoid major disruptions in your home, ensuring your plumbing system operates smoothly.

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Leak Detection & Repair

We specialize in detecting and repairing hidden water leaks. We can assist in turning off the main water valve, fix leaky fixtures, faulty pipes within walls, or underground issues. Our experts can quickly identify and fix leaks to protect your property and save you money.

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Sump Pump

Is there water in your basement? Call us now! Spring snowmelt and heavy rain are the leading causes of basement flooding in Wisconsin. We help homeowners make sure their sump pump is ready and protected.

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Water Softener & Filtration

Optimal Plumbing specializes in installing and servicing whole-house water filtration systems, improving the quality and softness of your home’s water while helping to lower your costs.

Hose Bib

Understanding how hose bibs freeze, how to shut them down properly, and why frost-proof hose bibs are a smart upgrade can help you avoid major water damage.

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Frozen Pipes

Frozen pipes are a serious concern in Wisconsin winters. Learn the signs, risks, and how burst pipes can flood your home.

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Drain Cleaning

Professional drain cleaning to clear clogs, restore flow, and prevent backups. Fast, reliable drain cleaning services from your local trusted plumber.

Drain Pipe Replacement

Drain pipe replacement services to fix damaged or failing pipes and prevent leaks, backups, and water damage. Trusted local plumbing experts ready to help.

Garbage Disposals

At Optimal Plumbing, we provide expert garbage disposal installation, equipping our technicians with all necessary parts for a quick and efficient setup to ensure your kitchen remains functional.

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Remodel

Remodeling your kitchen or bathroom is a great way to enhance both the value and comfort of your home. Optimal Plumbing is here to offer top-notch services to make your renovation project a success.

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Whole House Repiping

There are some key indicators that your home’s current pipe system needs to be replaced. Older homes are more prone to needing repiping, as natural deterioration and wear and tear are big factors.

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