Antioch plumbing services
A hidden water leak may first appear as an unexplained bill increase, damp area, or pressure change. In Demand Plumbing, Heating & Air provides leak detection services in Antioch.
Serving homeowners across the East Bay with professional leak detection to help locate hidden plumbing leaks before repairs begin.
Local service information
We use symptoms and targeted testing to narrow down the likely source before recommending invasive work. For Antioch homeowners, the most useful recommendation starts with the condition of the actual system rather than assumptions about the neighborhood. Locating the leak accurately helps avoid unnecessary opening of walls or floors. We serve homeowners in Lone Tree, Deer Valley, and other Antioch neighborhoods, with service focused on the actual plumbing or HVAC issue.
Lone Tree, Deer Valley, and Black Diamond Estates are local residential areas or corridors in Antioch. Antioch has older residential streets near Rivertown as well as later subdivisions along the Lone Tree and Deer Valley corridors.
Leak investigation follows visible symptoms and testing to narrow down the affected water line or fixture. For appointments near Lone Tree and Deer Valley, access and existing system condition help determine the appropriate next steps.
When to get help
Our approach
Tell us what you have observed and when it occurs. We review the available plumbing, access and affected areas to guide the investigation. A suspected leak needs assessment before a repair location can be confirmed. Once the source is better understood, we discuss the access and repair work the property may need.
Describe the issue and any previous work when arranging your appointment. We explain the findings and proposed scope so you can make an informed decision.
See our work
Real work from In Demand Plumbing, Heating & Air. Explore actual repairs, installations and other completed projects from our service areas.
Antioch, CA · Local project
In Demand Plumbing, Heating & Air replaced the home’s 1-inch main water supply line between the water meter and house, including updated connections at the exterior water service assembly.
View full project
Find the source first
Tell us about visible water, meter movement, unusual usage, damp areas or other signs you have noticed.
We evaluate accessible plumbing and affected areas to help narrow down where the leak is occurring.
Once the source is better understood, we discuss access and the appropriate repair approach.
Products & Equipment
Explore equipment associated with this service. Our team can help determine which options suit your home.
Pipehorn · LD-12
Find Hidden Water Leaks Without Unnecessary Damage to Your Home A hidden water leak can cause serious damage long before the source becomes visible. Whether it's an unexplained increase in your water bill, the sound of running water, or moisture appearing…
Find Hidden Water Leaks Without Unnecessary Damage to Your Home
A hidden water leak can cause serious damage long before the source becomes visible. Whether it's an unexplained increase in your water bill, the sound of running water, or moisture appearing beneath flooring, finding the source quickly can make a significant difference.
At In Demand Plumbing, Heating & Air, we use the professional-grade Pipehorn LD-12 Electronic Water Leak Detector to help locate concealed leaks in pressurized water lines.
This specialized acoustic detection equipment amplifies sounds created by water escaping from a damaged pipe, allowing our technicians to listen for potential leak locations beneath concrete slabs, underground, or behind accessible building surfaces.
Instead of immediately opening walls or breaking concrete to search for a leak, we can use acoustic testing to narrow down the suspected location and determine where further investigation or repairs may be necessary.
Why homeowners benefit:
Our technicians combine professional leak detection equipment with plumbing experience and additional testing when necessary to determine the most appropriate repair strategy.
Find the leak. Limit the damage. Make informed repair decisions.
Current offers
$25 off
Save $25 on your next plumbing service with In Demand Plumbing, Heating & Air! Whether you need plumbing repairs, drain cleaning, water heater service, or other plumbing work, take advantage of this special offer. Cannot be combined with other offers, coupons, or discounts.
Offer ends: December 31, 2027
Cannot be combined with any other offers, coupons, promotions, or discounts.
5% off
At In Demand Plumbing, Heating & Air, we appreciate our senior community! Customers aged 65 and older receive 5% off their entire plumbing, heating, or air conditioning job, including labor, materials, and equipment. From everyday repairs to complete system installations, we're proud to help seniors save on home comfort services.
Offer ends: December 31, 2027
Valid for customers aged 65 or older. Discount applies to the entire job invoice, including labor, materials, and equipment. Proof of age may be required. Cannot be combined with any other offers, coupons, promotions, or discounts.
5% off
In Demand Plumbing, Heating & Air proudly offers a 5% military discount to active-duty military members and veterans as a thank-you for their service. Save 5% on your entire plumbing, heating, or air conditioning job, including labor, materials, and equipment.
Offer ends: December 31, 2027
Valid for active-duty military members and veterans. Discount applies to the entire job invoice, including labor, materials, and equipment. Proof of military service or veteran status may be required. Cannot be combined with any other offers, coupons, promotions, or discounts.
We install it. We stand behind it.
Our installation guarantees explain how we stand behind eligible equipment installations and respect your home during the work.
We stand behind our craftsmanship for the life of the equipment we install.
If you’re not comfortable with the performance of your new system, we’ll make it right.
The price we agree on is the price you pay. No surprise labor charges.
We respect your home like it’s our own. We protect your property and clean our work area when we’re finished.
Done right. Tested right. Explained right. Every system is installed to code, started, tested and walked through with you.
Lifetime Labor Guarantee requirements: Equipment must be installed by In Demand Plumbing, Heating & Air; the Home Protection Plan must remain active without interruption; and required maintenance must be completed as scheduled. Guarantees apply to eligible work and are subject to their full terms.
Read the complete Comfort Guarantee terms →Home protection plans
Explore ongoing maintenance and member benefits for your home. Choose the coverage that fits your needs.
$14.95/month
$24.95/month
Plan benefits and services are subject to the applicable membership terms. The Comfort Guarantee and maintenance plan eligibility are not identical.
Your questions
The investigation and repair scope depend on the problem. We discuss the findings and proposed repair separately so you understand the work involved.
Unexpected water use, damp areas, staining, warm flooring or the sound of water when fixtures are off can justify further investigation.
Yes. Water can travel along building materials, which is why the visible moisture is not always directly at the source.
The goal is to narrow down the source before planning access. Any required opening or repair scope is discussed after the findings are reviewed.
Some underground supply-line leaks can be investigated depending on the property, symptoms and accessible system information.
Yes. Explore our service areas or contact our team about your property address.
Related services
Customer voices
★★★★★
In addition to detecting hidden leaks, the leak detector Daniel installed is going to reduce our homeowner’s insurance premium. We appreciated his expertise and his well-stocked truck so that the house and the sprinkler system flows were separate. He was polite and personable, made sure the system…
In addition to detecting hidden leaks, the leak detector Daniel installed is going to reduce our homeowner’s insurance premium. We appreciated his expertise and his well-stocked truck so that the house and the sprinkler system flows were separate. He was polite and personable, made sure the system and the app worked for us, and cleaned up meticulously when his work was done.
★★★★★
I had an excellent experience with In Demand Plumbing, Heating & Air, especially Ezequiel and Donald. Ezequiel was professional, patient, knowledgeable and reassuring from the moment he arrived. I was dealing with a very stressful water-damage situation, and he took the time to listen as I…
I had an excellent experience with In Demand Plumbing, Heating & Air, especially Ezequiel and Donald. Ezequiel was professional, patient, knowledgeable and reassuring from the moment he arrived. I was dealing with a very stressful water-damage situation, and he took the time to listen as I explained what I had observed. He quickly identified the source of the problem—a broken toilet supply line upstairs that had caused significant water damage. He clearly explained what happened, completed the repair, restored the water and thoroughly tested everything to make sure there were no additional leaks. I especially appreciated Ezequiel’s communication and the time he took to discuss prevention, including recommending a Moen Flo system to help detect and mitigate potential water issues in the future. Donald, the HVAC technician, was also extremely helpful. He checked the HVAC system while they were there at no additional charge and made such a positive impression that I scheduled an appointment with him for next week to follow up on the system. Excellent customer service all around. Both Ezequiel and Donald made a stressful situation much easier to manage through their professionalism, knowledge and kindness. I would absolutely recommend In Demand Plumbing, Heating & Air.
★★★★★
I recently hired In Demand Plumbing, Heating & Cooling for multiple plumbing repairs around the house, and I couldn’t be more pleased. Vince repaired my kitchen sink, installed a new garbage disposal unit, and properly reseated a toilet that was leaking. Every job was done efficiently and…
I recently hired In Demand Plumbing, Heating & Cooling for multiple plumbing repairs around the house, and I couldn’t be more pleased. Vince repaired my kitchen sink, installed a new garbage disposal unit, and properly reseated a toilet that was leaking. Every job was done efficiently and professionally. I will definitely be calling them again for future plumbing work.
★★★★★
We had a great experience with In Demand Plumbing! Jesse came to our house to help with our plumbing needs and was quick, efficient, and professional. Don also came out for an HVAC checkup and was extremely thorough and communicative. He took the time to explain everything clearly and made sure we…
We had a great experience with In Demand Plumbing! Jesse came to our house to help with our plumbing needs and was quick, efficient, and professional. Don also came out for an HVAC checkup and was extremely thorough and communicative. He took the time to explain everything clearly and made sure we understood his findings and recommendations. Both Jesse and Don arrived on time and provided excellent service. We really appreciated their professionalism and would definitely recommend In Demand Plumbing!
★★★★★
10 stars for In Demand Plumbing! Elijah gave us a clear, detailed quote to replace our kitchen sink, faucet, and disposal, and made the whole process simple. On install day, Elijah and Don worked fast, were professional, and cleaned up everything. We love our new single-bowl sink and will…
10 stars for In Demand Plumbing! Elijah gave us a clear, detailed quote to replace our kitchen sink, faucet, and disposal, and made the whole process simple. On install day, Elijah and Don worked fast, were professional, and cleaned up everything. We love our new single-bowl sink and will absolutely use In Demand again.
★★★★★
Our plumber was not only prompt and professional, he demonstrated.a very high level of expertise and solve our issue in a short amount of time.
Awards & recognition
Awards, accreditation and community recognition earned by In Demand Plumbing, Heating & Air.
Antioch Chamber of Commerce
In Demand Plumbing, Heating & Air was recognized with a Best of Antioch 2026 award for plumbing.
Nextdoor
In Demand Plumbing, Heating & Air was recognized as a 2025 Nextdoor Neighborhood Fave.
Better Business Bureau
In Demand Plumbing, Heating & Air is a BBB Accredited Business with an A+ rating.
Talk to our team
Schedule leak detection for your Antioch property or call our team about the problem.
