Orange County · Licensed & Insured +13234716843
Quick Horse Plumbing
★★★★★4.9/5 from 785 reviews

ADU & New Construction Plumbing in Fontana

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

Licensed & insured Locally owned Same-day quotes Fully equipped teams
ADU & New Construction Plumbing in Fontana
18+Years in business
1,800Projects completed
4.9★Average rating
785Customer reviews

ADU & New Construction Plumbing in Fontana

This specialized plumbing service focuses on the design, installation, and connection of all plumbing systems for newly built structures, including Accessory Dwelling Units (ADUs) and ground-up new homes in Fontana. Property owners need this service when constructing any new building or adding a detached living space to an existing property, ensuring all water supply, drainage, and gas lines are properly integrated and compliant.

Proper plumbing installation in new construction is critical for the long-term functionality, safety, and value of the property. Neglecting this service can lead to costly leaks, water damage, health hazards, and failure to pass mandatory Fontana building inspections.

What's included in ADU & New Construction Plumbing

Full plumbing system design and blueprint review for new construction projects

Installation of all rough-in plumbing, including water supply lines, drain-waste-vent (DWV) systems, and gas piping

Fixture installation for kitchens, bathrooms, and laundry rooms in new ADUs and homes

Connection of new plumbing systems to existing municipal water and sewer lines or septic systems

Permit acquisition and coordination with Fontana building inspectors for all plumbing phases

Pressure testing and leak detection for all newly installed water and gas lines

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 Orange County 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 Quick Horse 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

1

Tell us the job

Call or send a quick note about your ADU & New Construction Plumbing needs in Fontana.

2

Get a clear quote

We size it up and send a flat price — usually the same day.

3

We handle it

Our Orange County crew shows up on schedule and finishes clean.

What affects the cost of ADU & New Construction Plumbing

Size and complexity of the new construction (e.g., number of bathrooms, size of ADU)

Type and quality of fixtures and appliances chosen by the homeowner

Distance and complexity of connecting to existing utility lines (water, sewer, gas)

Local permit fees and inspection requirements in Fontana

Frequently asked questions

Do you handle the permitting process for new plumbing installations in Fontana?

Yes, we assist with and often manage the plumbing permit acquisition process, ensuring all installations comply with Fontana building codes and regulations.

Can you help with plumbing design for my new ADU?

Absolutely. We work with homeowners and contractors to design efficient and compliant plumbing layouts tailored to your ADU's specific needs and local Fontana requirements.

What is the typical timeframe for new construction plumbing?

The timeframe varies significantly based on project size, but rough-in plumbing for an ADU can take 1-2 weeks, followed by fixture installation after the structure is enclosed.

Do you install gas lines for new construction?

Yes, our services include the complete installation of new gas lines for appliances, water heaters, and furnaces in your new construction or ADU, ensuring all safety standards are met.

Do you work weekends?

We keep flexible hours, including evenings and weekends where we can.

How do I book?

Call +13234716843 or request a quote online and we'll take it from there.

What Orange County homeowners say

★★★★★

“They installed a new garbage disposal for us. The work was impeccable and they left the area spotless. Fantastic service.”

Emily R.
Huntington Beach
★★★★★

“Professional, reliable, and fair pricing. Quick Horse Plumbing is our go-to for all our plumbing needs.”

David K.
Orange
★★★★★

“Very knowledgeable technicians who explained everything clearly. Our water pressure is perfect now.”

Laura G.
Laguna Niguel
🛡️
Our Guarantee

We stand behind our work with a comprehensive guarantee. If you're not completely satisfied with our plumbing service, we'll make it right.

Talk to a local expert today

Fast quotes, fair pricing, and a crew that shows up.

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