
We Are Commited To Your Emergency.
Plumbing emergencies strike without warning, which is why AS Plumbing and Mechanical provides 24/7 emergency services. Our team is available around the clock to take your call and respond to any plumbing crisis, whether it's a burst pipe flooding your home, a broken water heater leaving you without hot water, or a sewage backup. We're here to tackle the problem head-on, day or night, so you don't have to wait for a convenient time to get the issue resolved.
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- 24/7 emergency response
- Family-owned business with 3 generations of plumbing expertise
- Quick response to drain problems in Fontana, Upland, Claremont, and surrounding areas
Don't let a backed-up drain disrupt your daily routine. Our professional drain cleaning service will have your pipes flowing freely again in no time. As a trusted, family-owned business, we're committed to providing reliable, affordable solutions to homeowners in our community. Contact AS Plumbing and Mechanical today and get your drains working like new.
What If Im Not Sure This Is An Emergency?
Don't hesitate - contact us right away, even if you're unsure if it's an emergency. Our professional plumbers will assess the problem when you call and determine if it requires immediate attention or can wait until the next business day. No matter the situation, we guarantee reliable, prompt service to restore your home's plumbing to normal.


Protecting you when it matters most.
At AS Plumbing and Mechanical, we prioritize your concerns and strive to promptly resolve any plumbing emergencies. Determining the urgency of your situation is our top priority, and we're committed to providing swift assistance, no matter the time. Our customer-first approach ensures you receive rapid, high-quality service. We use only the finest, proven products that meet our strict safety standards because your satisfaction is paramount, even in urgent situations. For plumbing emergencies in Fontana, CA and the surrounding areas, contact AS Plumbing and Mechanical.

Perfect 5 Star Rating On Google. Our Reviews Speak For Themselves
Why Fontana Chooses AS Plumbing Mechanical
As your dedicated Fontana plumber, we go beyond fixes—we’re part of this community. Here’s what sets us apart
Family Owned & Operated In Fontana
With a family legacy spanning three generations of plumbers, our founder has dedicated his entire career to the plumbing industry. We understand local building codes, neighborhood water-quality quirks, and community expectations—so you get personalized service from a plumber near you who truly cares.
24/7 Same-Day Response for Fontana Homes
Emergencies don’t wait for business hours, and neither do we. When you call for a Fontana plumber, our dispatch sends a fully licensed technician to your door—often within an hour—for same-day service, day or night.
Expertise in Fontana’s Unique Plumbing Challenges
Fontana’s clay soils and hard water can wreak havoc on pipes and fixtures. Our team uses non-invasive leak detection, hydro-jetting, and advanced diagnostics tailored to local conditions. From slab leaks to scale buildup, we solve the problems that other plumbers miss.
100% Satisfaction & 5-Star Trust
Don’t just take our word for it—Fontana homeowners have left us hundreds of 5-star Google reviews praising our transparency, fair pricing, and quality workmanship. Every job is backed by a one-year labor warranty and our rock-solid 100% satisfaction guarantee.
Ready to see why Fontana chooses AS Plumbing Mechanical?
Call (909) 506-0949 or book online now for fast, friendly service—from your hometown plumber.