Your Trusted Local Plumber in Ontario, Rancho Cucamonga & Beyond
Licensed, family-owned residential & commercial plumbing serving Ontario, Fontana, Pomona & 30+ surrounding cities. Fast response, honest pricing, quality work — every time.
What We Do
Our Plumbing Services
From emergency repairs to planned installations — our licensed technicians handle it all.
Limited Time Offers
Current Specials & Coupons
Save on plumbing services in Ontario, Rancho Cucamonga & surrounding cities
Our Promise
Why Choose Regal?
Honest Pricing
Upfront, transparent quotes before any work begins. No hidden fees, no surprises.
Fast Response
24/7 availability for emergencies. We arrive quickly and work efficiently.
Quality Workmanship
Every job backed by our commitment to premium craftsmanship and lasting results.
Common Questions
Frequently Asked Questions
Where We Work
Service Areas
Based in Ontario, CA — serving 32+ cities across the region.
Expert Advice
From Our Blog
Practical plumbing tips and guides for Inland Empire homeowners.
Water HeatersCalifornia's New Heat Pump Water Heater Law: What Homeowners in Ontario, CA Actually Need to Know
California's 2025 Title 24 update makes heat pump water heaters the baseline for new single-family construction starting January 1, 2026. Here's what that means for your home in Ontario, and what it doesn't.
Read More →
Plumbing TipsHigh Water Pressure Is the Quiet Plumbing Problem That Floods Houses
High water pressure does its damage silently for years, then one weekend it bursts a supply line and floods the house. Here's what to check, and the cost of waiting.
Read More →
Plumbing TipsWhy a Yearly Sewer Camera Inspection Is the Best Plumbing Move You're Not Making
Backups don't happen on a quiet Tuesday morning. They happen Friday after 5 with a houseful of family. A yearly camera inspection catches the problem before it ruins a weekend.
Read More →Plumbing Emergency? Don't Wait
Our emergency team is standing by 24/7 - including weekends and holidays
(909) 600-4561Call Now