ADU & New Construction Plumbing in Fontana
Local ADU & New Construction Plumbing in Fontana, done right the first time by the Cherny Plumbing crew.

ADU & New Construction Plumbing in Fontana
Our ADU & New Construction Plumbing service provides comprehensive plumbing system design and installation for accessory dwelling units (ADUs) and new building projects in Fontana. Property owners need this service when adding a new living space to their property or constructing an entirely new residential or commercial building, ensuring all plumbing meets current codes and functionality requirements.
Proper plumbing installation is critical for the long-term functionality and safety of any new building, preventing costly leaks, water damage, and health hazards. Neglecting professional plumbing can lead to code violations, failed inspections, and significant expenses for repairs and reworks down the line.
What's included in ADU & New Construction Plumbing
The difference
Flat rates you can plan around, with no surprise add-ons.
Right-sized service, so you never pay for more than you need.
Honest advice, even when the answer is 'you don't need that.'
One point of contact from quote to cleanup.
Serving Fontana & nearby
Our crews work across Fontana and the surrounding San Diego area every week. From Southwest Industrial / residential edge area (near housing pockets) and Cajon Street residential corridor zone to the quiet residential streets, Fontana property owners trust Cherny Plumbing for ADU & New Construction Plumbing done right the first time.
Serving Fontana and areas near Southwest Industrial / residential edge area (near housing pockets), Cajon Street residential corridor zone, California Landings, Jurupa Hills foothill residential zone.
Our process
Tell us the job
Call or send a quick note about your ADU & New Construction Plumbing needs in Fontana.
Get a clear quote
We size it up and send a flat price — usually the same day.
We handle it
Our San Diego crew shows up on schedule and finishes clean.
What affects the cost of ADU & New Construction Plumbing
Frequently asked questions
Do you handle the permitting process for new plumbing installations in Fontana?
While we don't directly pull permits, we provide all necessary documentation and work closely with city inspectors to ensure our installations meet all local Fontana building codes. We guide you through the permitting requirements.
What is the typical timeline for plumbing installation in a new ADU?
The timeline for plumbing installation in a new ADU typically ranges from 1 to 3 weeks, depending on the ADU's size, complexity, and the overall construction schedule. This includes rough-in and final fixture installation.
Can you integrate smart home plumbing features into my new construction?
Yes, we can integrate various smart home plumbing features, such as smart water leak detectors, smart water heaters, and advanced water filtration systems, into your new construction project. We'll discuss options during the design phase.
What kind of warranty do you offer on new plumbing installations?
We offer a comprehensive 1-year warranty on all our labor for new plumbing installations, in addition to any manufacturer warranties on the fixtures and materials used. Your satisfaction and peace of mind are our priority.
Do you work weekends?
We keep flexible hours, including evenings and weekends where we can.
How do I book?
Call +16192150153 or request a quote online and we'll take it from there.
What San Diego homeowners say
“We've used Cherny Plumbing for years for various issues. Always reliable, always do a great job. They're our go-to plumbers in San Diego.”
“Professional, courteous, and very knowledgeable. They installed a new toilet for us, and the whole process was smooth from start to finish.”
“Had an emergency pipe burst, and Cherny Plumbing responded so quickly. They minimized the damage and did a superb repair job. Very grateful!”
We stand behind our work with a comprehensive workmanship guarantee, ensuring every repair and installation meets the highest standards of quality and durability. If you're not completely satisfied, we'll make it right.