Plumbers Modesto – Expert Service Since 1995
- Contractor's License #813548 – Fully Licensed & Insured
- Same-Day Service Available Throughout Modesto
- Worry-Free Guarantee – You're Happy or You Don't Pay
- Contractor's License #813548 – Fully Licensed & Insured
- Same-Day Service Available Throughout Modesto
- Worry-Free Guarantee – You're Happy or You Don't Pay
- plumbing service company
Complete Plumbing Services for Modesto Properties
Residential and Commercial Plumbing
Whether you need emergency repairs or routine maintenance, plumbers in modesto count on us for reliable service. Our comprehensive solutions include emergency burst pipe repair, gas line leak detection and repair, sump pump installation, advanced leak detection technology, slab leak repairs protecting your foundation, and full-service commercial plumbing for Modesto's businesses along Prescott Road and Coffee Road.
Drain and Sewer Services
Modesto's combination of older infrastructure and mature landscaping creates frequent drainage challenges. As experienced drainage plumbers near you, we provide professional drain cleaning for all fixtures, complete sewer line repair and replacement, powerful hydro-jetting clearing stubborn clogs and root intrusion, modern trenchless sewer repair preserving your landscaping, and thorough video camera inspections identifying problems before they become emergencies.
Water Heater and Water Quality Solutions
Hard water dramatically impacts Modesto properties, making water treatment essential for system longevity. We install high-efficiency tankless water heaters ideal for families, modern heat pump water heaters reducing energy costs, whole-home water softener systems crucial for Modesto's mineral-heavy water, and advanced water filtration systems improving taste and removing contaminants.
Pipe Services and Inspections
Many Modesto homes contain outdated plumbing materials that deteriorate in our harsh water conditions. We specialize in whole-home repiping using durable PEX and copper materials, comprehensive video pipe inspections assessing system condition, precise pipe location services, and complete permitting and code compliance for all work performed.
Kitchen and Bathroom Plumbing
Transform your Modesto home with our complete kitchen and bathroom services. Our modesto plumber team handles toilet repair and replacement, faucet and fixture installation, custom tub and shower installation, garbage disposal repair and replacement, and complete kitchen and bathroom remodeling. Whether you're updating a historic home in La Loma or renovating in Village One, we deliver quality craftsmanship.
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- 5-Star Reviews
Trusted by Modesto Homeowners and Businesses
EXCELLENT Based on 542 reviews Posted on 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 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 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 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 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 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 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 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 Modesto's Central Valley Location Affects Your Plumbing
As Stanislaus County’s largest city, Modesto faces unique plumbing challenges stemming from its Central Valley position and diverse housing stock. The city’s neighborhoods range from historic downtown homes built over a century ago to modern developments near Vintage Faire Mall, each with distinct plumbing needs. Modesto’s scorching summers—regularly exceeding 100°F—strain water heaters and increase household water consumption dramatically. The region’s extremely hard water, laden with calcium and magnesium, causes aggressive mineral buildup in pipes, fixtures, and appliances. Many established neighborhoods along McHenry Avenue and Oakdale Road feature mature trees whose extensive root systems frequently invade older sewer lines. Clay-heavy soil throughout Modesto can shift seasonally, stressing underground plumbing infrastructure.
- Serving the Central Valley
Serving Modesto and the Greater Stanislaus County Area
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Expert Plumbing Resources for Modesto Property Owners
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.

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Royalty Club Membership
Exclusive perks like discounts, inspections, annual water heater flushes for members.
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Why Modesto Residents and Businesses Choose Us
- Background-Checked, Drug-Free Technicians – Every team member undergoes thorough drug testing and background checks. We're professionals you can confidently welcome into your home or business, treating your property with the respect and care it deserves.
- Complete Pricing Transparency – We provide clear, detailed quotes before beginning any work. You'll know exactly what to expect with no hidden fees or surprise charges—just honest, upfront pricing.
- Three Decades of Central Valley Expertise – Since 1995, we've been solving Modesto's toughest plumbing challenges. Our extensive experience with local water conditions, diverse housing stock, and regional building codes means efficient, effective solutions every time.
- Royalty Club Member Benefits – Join our program and receive annual plumbing inspections, yearly water heater flush and maintenance, priority schedulingaccess, and exclusive member-only pricing on all services.
- FAQS
Common Plumbing Questions from Modesto Residents
Look for proper California licensing and insurance, established local reputation with verifiable reviews, transparent pricing policies with written estimates, drug-free certified technicians, and solid satisfaction guarantees. Knights Plumbing holds Contractor's License #813548 and has served Modesto for over 30 years with consistent, professional service protecting homeowners and businesses.
Modesto has some of California's hardest water due to extremely high mineral concentrations in Central Valley groundwater. This causes rapid scale accumulation inside pipes, dramatically shortens water heater lifespans, clogs aerators and fixtures, damages appliances like dishwashers and washing machines, and leaves stubborn stains on everything. Whole-home water softener systems remove these minerals, protecting your entire plumbing system and saving money long-term.
Older Modesto homes often have galvanized pipes that corrode and restrict water flow, clay sewer lines vulnerable to root intrusion and collapse, outdated fixtures that waste water, undersized water heaters for modern needs, and inadequate venting causing drainage problems. We specialize in updating these systems while ensuring all work meets current California building codes.
Absolutely! We're experienced commercial plumbers serving Modesto businesses including restaurants along McHenry Avenue, retail shops near Vintage Faire Mall, office buildings downtown, warehouses in industrial areas, and agricultural facilities. We understand business plumbing needs and provide fast response, after-hours service, preventive maintenance, and code-compliant installations.
Annual professional maintenance is essential in Modesto due to hard water conditions, extreme summer heat, and aging infrastructure in many neighborhoods. Regular maintenance catches small issues before they become expensive emergencies, removes mineral buildup, ensures efficient operation, identifies hidden leaks, and verifies safety compliance. Our Royalty Club members receive annual inspections.
Common causes include tree root intrusion in older sewer lines, mineral buildup from hard water narrowing pipes, grease and food waste accumulation, aging pipe deterioration, and improper items flushed down toilets. Modesto's mature trees and mineral-heavy water make drainage issues particularly common. Regular drain cleaning and video inspections help prevent major blockages and identify underlying problems.
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