Plumber Near You in Lathrop, CA – Fast, Reliable Service Since 1995
- Licensed & Insured – Contractor's License #813548
- Same-Day Service Available for Most Repairs
- Happy Today or You Don't Pay Guarantee
- Licensed & Insured – Contractor's License #813548
- Same-Day Service Available for Most Repairs
- Happy Today or You Don't Pay Guarantee
- plumbing service company
Expert Plumbing Services Throughout Lathrop
Commercial Plumbing
Lathrop businesses rely on dependable plumbing, and we deliver tailored commercial solutions. Our team handles installations, maintenance, and emergency repairs with minimal disruption. Services include commercial fixtures, backflow prevention, grease traps, water line repair, and code-compliant upgrades, keeping your business efficient, safe, and fully operational at all times.
Drain and Sewer Services
We provide complete drain and sewer solutions for Lathrop homes and businesses, from routine maintenance to complex repairs. Our services include sewer line inspections, blockage removal, trenchless repairs, and system diagnostics. We ensure your drainage system flows efficiently, preventing backups, property damage, and costly long-term plumbing issues.
Drain Cleaning
Our professional drain cleaning services remove buildup, grease, and debris from all types of residential and commercial drains. Using advanced tools and proven techniques, we restore proper flow quickly and safely. Regular cleaning helps prevent clogs, foul odors, and emergency plumbing issues in your Lathrop property.
Hydro-Jetting Services
We use high-pressure hydro-jetting to clear stubborn blockages, grease, and scale from pipes. This powerful cleaning method fully restores pipe capacity without damage. Ideal for both homes and businesses, hydro-jetting keeps your plumbing system clean, efficient, and free from recurring clogs and buildup.
Sewer Line Repair
Our sewer line repair services address cracks, blockages, and collapsed pipes with precision and care. We use modern diagnostics and trenchless options whenever possible to minimize disruption. Whether it’s a minor repair or full replacement, we restore your sewer system quickly and reliably.
Heat Pump Water Heater Installation
We install energy-efficient heat pump water heaters designed to reduce utility costs and improve performance. These systems provide consistent hot water while using less energy than traditional units. Our expert installation ensures optimal efficiency, long-term savings, and reliable hot water for your Lathrop home.
Tankless Water Heater Installation
Upgrade to on-demand hot water with our tankless water heater installation services. These systems provide endless hot water, improved energy efficiency, and space-saving design. We handle complete installation and setup, ensuring your system delivers reliable performance for years of daily use.
Water Filtration Systems
Our water filtration systems improve taste, remove contaminants, and protect your plumbing fixtures. We install whole-home and point-of-use solutions tailored to Lathrop’s water conditions. Enjoy cleaner, healthier water while extending the life of appliances and reducing mineral buildup throughout your home.
Burst Pipe Repair
We provide fast and reliable burst pipe repair to minimize water damage and restore your plumbing system. Our team quickly locates the issue, repairs or replaces damaged sections, and ensures your system is fully restored. Emergency response helps protect your property from costly flooding.
Gas Line Leak Detection & Repair
Our certified technicians safely detect and repair gas line leaks using advanced equipment and strict safety protocols. We handle everything from minor leaks to full line repairs, ensuring your home or business remains safe, compliant, and fully operational without risk.
Leak Detection
We use non-invasive leak detection technology to accurately locate hidden water leaks behind walls, floors, and underground lines. Early detection helps prevent structural damage, mold growth, and high water bills. Our precise approach ensures fast diagnosis and effective repair solutions.
Slab Leak Repair
Our slab leak repair services address leaks beneath concrete foundations with minimal disruption. Using advanced detection methods, we pinpoint the exact location and provide targeted repairs. This protects your foundation, prevents water damage, and restores your plumbing system efficiently and safely.
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- 5-Star Reviews
Trusted by Lathrop Homeowners and Businesses
EXCELLENT
Based on 542 reviews
Posted on Google![]()
E XTrustindex verifies that the original source of the review is Google.
We always request Joe to service our home because he is very professional and knowledgeable! He’s also quick and cleans after his service!Posted on Google![]()
Vikki FrazierTrustindex verifies that the original source of the review is Google.
As always (we live in an old house) Knights Plumbing are our go to plumbers. Always respectful and in good moods. Today it was Victor’s turn to tackle roots in the pipes. Fast, professional and overall a great guy. He was informative without being pushy about our pipe and tree situation (we do know it’s not great) 5/5 stars. Thanks VictorPosted on Google![]()
Diana GillisTrustindex verifies that the original source of the review is Google.
Victor was amazing. Very professional and personable. He explained everything so that I could understand. His workmanship is great and was done in a timely manner. I would trust him with all future work. Thanks Victor...you're the best and I love your friendly personality.Posted on Google![]()
B. J.Trustindex verifies that the original source of the review is Google.
Victor is an awesome plumber. He has excellent plumbing and customer service skills, and is very efficient and clean. He fixes any plumbing issues I ever had every time the first time. Highly recommend Victor to anyone who expects a professional plumber!Posted on Google![]()
Elena SanchezTrustindex verifies that the original source of the review is Google.
Our technician Victor did a fantastic job of running his cable and camera in our sewer line. He unclogged our blockage, fast and efficiently. He was very respectful. I would recommend this company to anyone who’s looking for plumbing services.. Leslie took our phone call and he got someone to us in less than an hour! It wasn’t expensive for the amount of work that was done .If I could give this company more stars, I would.Posted on Google![]()
Jose RanesesTrustindex verifies that the original source of the review is Google.
Victor was on time and knowledgeable tech and gave me alot of information about tankless water heatersPosted on Google![]()
Jake HaigTrustindex verifies that the original source of the review is Google.
Michael was the service technician that helped me out and he was very thorough and neat with his work. He made sure his work was done correctly and was very communicative with his process during installation and through their office. Would recommend again.Posted on Google![]()
J DTrustindex verifies that the original source of the review is Google.
Very pleased with the service. Technician Michael was just awesome. Well versed, polite and helpful. Definitely recommend to all!
How Lathrop's Growth and Climate Affect Your Plumbing
Lathrop has experienced explosive residential and commercial growth over the past two decades, with thousands of new homes and businesses transforming this Central Valley community. This rapid development means many properties have modern plumbing systems, but the area’s hard water—characteristic of the San Joaquin Valley—still causes mineral buildup that shortens equipment lifespan. Lathrop’s hot summers strain water heaters and increase water consumption, while the clay-heavy soil common along the Delta can shift and stress underground pipes and sewer lines. Newer developments near River Islands and older neighborhoods along Yosemite Avenue face different challenges that require experienced, local plumbing expertise.
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Proudly Serving Lathrop and Surrounding Communities
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Helpful Plumbing Resources for Lathrop Homeowners
Stay informed with the latest articles from our plumbing service company. From maintenance advice to energy-saving upgrades, our blog helps keep plumbing systems running smoothly.

How to Prevent Bathroom Plumbing Problems: A Step-by-Step Guide
Avoid costly repairs with our expert tips on how to prevent bathroom plumbing problems. Act now to protect your home!

Commercial Plumbing Preventive Maintenance: Ultimate Checklist Guide
Protect your business with our checklist for commercial plumbing preventive maintenance – act now to avoid costly repairs!

How to Fix a Running Toilet: Quick DIY Guide for Homeowners
Stop wasting water and money! Learn how to fix a running toilet quickly with our expert DIY guide and save your bills today.
Affordable Plumber in Lathrop, CA for Everyone
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Why Lathrop Residents Choose Knights Plumbing and Drain
- Drug-Free, Certified Professionals – Every technician on our team passes rigorous background checks and drug testing. We're professionals who respect your home, your family, and your time with courteous, reliable service you can trust.
- Transparent Pricing You Can Trust – We provide clear, detailed quotes before starting any work, so you know exactly what to expect. No surprises, no hidden fees—just honest pricing.
- 30 Years of Central Valley Expertise – Since 1995, we've been solving complex plumbing challenges throughout the region. Our deep understanding of local water conditions, soil types, and building codes means efficient, effective solutions every time.
- Royalty Club Exclusive Benefits – Members enjoy annual plumbing inspections, yearly water heater maintenance, priority scheduling and exclusive discounts on all services.
- FAQS
Lathrop Plumbing FAQs
Even new homes in Lathrop's growing developments can experience plumbing issues like improper fixture installations, inadequate water pressure due to system design flaws, water heater sizing problems, and hard water effects on new appliances. We inspect new construction plumbing, correct installation errors, and recommend water softening systems to protect your investment from day one.
Consider replacement if your toilet requires frequent repairs, has visible cracks in the bowl or tank, wobbles despite tightening, constantly runs wasting water, or is outdated with inefficient flushing technology. Our toilet repair plumbers can assess your situation and help you decide whether repair or replacement is more cost-effective for your specific circumstances.
Preventive drain cleaning removes buildup before it causes complete blockages, eliminates slow drainage that worsens over time, reduces foul odors from bacterial growth, and extends the life of your plumbing system. Regular drain cleaning lathrop homeowners schedule helps avoid emergency situations and costly repairs, especially important with Lathrop's hard water that accelerates mineral accumulation.
Common causes include tree root intrusion seeking water sources, ground shifting in clay soils, aging pipe materials in older neighborhoods, improper installation in some newer developments, and buildup from fats, oils, and grease. Regular sewer inspection lathrop properties need can identify issues early, and our sewer line repair contractors can fix problems before they become major emergencies requiring extensive excavation.
Yes! Knights Plumbing and Drain serves both Tracy and Lathrop, along with Manteca, Stockton, and the surrounding Central Valley. As plumbers in tracy and throughout the region, we bring the same expertise, equipment, and commitment to quality regardless of which community you're in. We're familiar with the unique characteristics of each area we serve.
Warning signs include unexplained increases in water bills, damp spots on walls, ceilings, or floors, musty odors suggesting mold growth, sound of running water when fixtures are off, warm spots on floors indicating hot water line leaks, and foundation cracks or shifts. Our advanced leak detection technology locates hidden leaks without destructive exploratory work, saving time and minimizing damage.
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