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Ontario’s Trusted Plumbing and HVAC Experts

Swelter through an Ontario summer with a broken AC? Or find a pipe leak flooding your Archibald Ranch home?

First Class Plumbing and Rooter is your local solution, ready to tackle any plumbing or HVAC issue.

New customers save $25—call now!

Call Now for a Free Estimate.

Schedule Your Service Now

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Ontario’s Plumbing and HVAC Lifeline

When your air conditioning fails during a family gathering near Cucamonga-Guasti Regional Park or a burst pipe threatens your floors in an older Ontario home, you need a team that understands this city’s unique challenges.

At First Class Plumbing and Rooter, we’re your neighbors, not just a service company. Our 24/7 emergency plumbing services in Ontario ensure you’re never left stranded, whether it’s a midnight leak or a sweltering afternoon AC breakdown.

From historic Archibald Ranch bungalows with creaky pipes to modern setups near Ontario Mills, we deliver tailored solutions fast. Count on us for plumbing services Ontario and HVAC expertise that lasts.

Why Choose Us for Plumbing and HVAC in Ontario?

Ontario’s suburban charm, from quiet Euclid Avenue neighborhoods to bustling commercial hubs like Ontario Mills, deserves a service team that’s as versatile as the city itself. Here’s why First Class Plumbing and Rooter is the top choice among plumbing companies Ontario:

  • Deep Local Roots: We know Ontario’s hard water woes and triple-digit summers, crafting solutions that fit the Inland Empire’s needs.
  • Certified Expertise: Our licensed, insured technicians bring years of skill to every job, ensuring quality and peace of mind.
  • Always On Call: Day or night, we’re ready to swoop in for emergencies, making us your go-to plumber in Ontario, CA.
  • Customer-First Approach: Transparent pricing and friendly service keep you smiling, not stressing.

New customers, grab $25 off your first service—book now!

Call Now for a Free Estimate.

Our Services

Drain Cleaning Ontario

Slow drains can disrupt your day, especially with Ontario’s hard water clogging pipes. 

Our drain cleaning Ontario service uses advanced tools to blast through grease and mineral buildup, restoring flow fast. 

Local Tip: Run hot water weekly to slow clogs in your hard water-prone pipes.

Water Heater Repair Ontario

No hot water for your morning shower? 

Our water heater repair Ontario service gets your system back online quickly, with upgrades to combat Ontario’s mineral-heavy water. 

Local Tip: Flush your tank every spring to clear sediment and extend its lifespan.

Sewer Line Repair Ontario

Sewer backups are a homeowner’s nightmare. 

Our sewer line repair Ontario service uses trenchless technology to fix issues with minimal digging, preserving your yard. 

Local Tip: Watch for soggy patches near your Ontario Mills-area lawn—a telltale sign of sewer trouble.

Water Leak Detection in Ontario

Hidden leaks can inflate bills and damage walls, especially in older homes. 

Our water leak detection in Ontario service pinpoints issues with precision, saving you from costly repairs. 

Local Tip: Check your water meter after a quiet night—if it’s ticking, you’ve got a leak.

HVAC Ontario CA

Ontario’s weather swings—blazing summers to chilly winter nights—demand a reliable HVAC system. 

Our HVAC Ontario CA service delivers expert installs, repairs, and maintenance to keep your home comfortable year-round. 

Local Tip: Clear dust from your AC unit after windy days near the 10 Freeway.

Ontario’s Unique Plumbing and HVAC Challenges

Ontario’s suburban sprawl, from historic Archibald Ranch to bustling Ontario Mills, brings distinct home maintenance hurdles:

  • Swelter Season: July heat past 100°F pushes ACs to their limits—tune-ups prevent breakdowns.
  • Hard Water Headaches: Mineral-rich water clogs pipes and wears out appliances like water heaters.
  • Aging Pipes: Older homes near Euclid Avenue often have corroded plumbing, risking leaks or bursts.
  • Earthquake Prep: Fault lines nearby mean securing water heaters and pipes is critical for safety.

Our team knows these challenges inside out—let us keep your home ready for anything Ontario throws at it!

Call Now for a Free Estimate.

Frequently Asked Questions

How can I prep my AC for Ontario’s scorching summers?

  • Swap air filters every 30-60 days to maintain airflow.
  • Clear leaves and debris from your outdoor unit monthly.
  • Book a spring tune-up to catch issues before July’s heat hits.

Local Tip: Near Ontario Mills, dust piles up fast—check filters often to avoid clogs.

What’s the best way to fight hard water stains in Ontario?

  • Wipe fixtures weekly with vinegar to dissolve mineral buildup.
  • Run a descaling solution through appliances like dishwashers.
  • Dry surfaces after use to prevent crusty spots.

Local Tip: Water hardness spikes near Chino Hills—test yours for tailored solutions.

How do I spot a slab leak in my Ontario home?

  • Watch for warm floor spots or unexplained bill spikes.
  • Listen for faint water trickling when taps are off.
  • Check for soggy yard patches, common in Archibald Ranch.

Local Tip: Older homes near Euclid Avenue are prone—call us for a quick scan.

How do I claim the $25 discount in Ontario?

It’s easy—just say “new customer discount” when booking your first plumbing or HVAC job. 

The $25 savings applies to any service, no strings attached!

Save $25 on Your First Service!

Ontario’s hot summers, hard water, and older homes need a plumbing and HVAC team that knows the drill. 

From quick fixes to full system upgrades, First Class Plumbing and Rooter delivers for our community. 

New customers get $25 off their first service—call or fill out our form to book with Ontario’s trusted pros today!

Call Now for a Free Estimate.

About First Class Plumbing and Rooter

Plumbing Company in Riverside

As a family-owned plumbing contractor, First Class Plumbing and Rooter has proudly served Riverside, Rancho Cucamonga, and nearby areas for years.

Our certified technicians specialize in plumbing, drains and sewers, gas, heating and air conditioning, delivering innovative, cost-effective solutions for all your needs.

Offering same-day services.

Why Choose Us

Around-the-Clock Support for Your Urgent Needs

We’re always here to help, day or night, ensuring emergencies are handled fast.

Transparent Pricing with Free Estimates

Get clear costs upfront—no surprises, just fair pricing you can trust always.

Fast Response with Same-Day Service

We act quickly, often same-day, to fix your issues with minimal disruption now.

Trusted by Thousands of Satisfied Customers

Join a happy community—our clients trust us for reliable, quality service.

Around-the-Clock Support for Your Urgent Needs

Local and family-run, we treat every customer like part of our community.

Advanced Technology for Efficient Solutions

We use cutting-edge tools to deliver precise, long-lasting results.

Competitive Rates with No Hidden Fees

Enjoy quality service at fair prices, with no unexpected costs to worry.

Our Customer Reviews

“Both toilets and showers in my house were backing up so we knew we had too call a plumber. We called first class and Justin was sent. He was able too inform us that the issues is starting out in the front yard which is causing everything too backup. We had too hydro jet out the roots and get a spot repair done. Great price amazing service.”

-Justin

“Thank you First Class Plumbing and Rooter!
Your staff was stellar in workmanship and professionalism. We had a fairly large job (in our eyes) that required 4-5 people working at a time for a slab leak. Every engagement with any team member was polite and friendly. I can’t express how thankful we are for them to resolve a major more..

-Pashma25

“Randy and his team was phenomenal. They cleared my drain and they did everything they could to make sure that they kept the cost down as possible so five thumbs up for them and their company. need a plumber then go first class that’s first class, plumbing and router! ”

-john mendolia

“My wife and I had discovered that our water bill had tripled in one month, which we had experienced 5 years earlier from a water leak. I was familiar with the name of First Class Plumbing from their truck logo. I called them, and they were amazingly at my door within an hour and half. They quickly diagnosed that I had a severe slab leak.more.. 

-Donald Ross

Special Offers

Save on your next service with exclusive offers for Riverside, Rancho Cucamonga, and nearby residents.

First Class Plumbing

$88 Drain Cleaning Special

Unclog your drains with our professional
service.

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First Class Plumbing

$50 OFF AC Repair Service

Cool down fast with $50 off any AC repair.

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First Class Plumbing

$25 New Customer

Applies to Plumbing or HVAC services.

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Protect Your Home Year-Round

Join our maintenance plan for priority service and discounts.

Offering same-day services.

Areas We Serve

We proudly provide plumbing and HVAC services in:

Riverside, CA

Rancho Cucamonga, CA

Moreno Valley

Corona

Ontario

And surrounding areas

Contact us

Whether you need plumbing or HVAC services, we’re here to help in Riverside, Rancho Cucamonga, and surrounding areas with 24/7 emergency support.

Call us at (951) 799-5713 or fill out our contact form to request a free estimate.

By checking this box, I agree to opt in to receive automated SMS and/or MMS messages from First Class Plumbing and Rooter to the provided mobile number(s). Message & data rates may apply. Message frequency varies. View Terms and Privacy Policy. Reply STOP to opt out of future messages. Reply HELP for help.
By entering your email address, you agree to receive emails about services, updates, or promotions from First Class Plumbing and Rooter, and you agree to the Terms and Privacy Policy. You may unsubscribe at any time.