ADU & New Construction Plumbing in Los Angeles
Straightforward ADU & New Construction Plumbing for Los Angeles — clear pricing, on your schedule.

ADU & New Construction Plumbing in Los Angeles
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 Los Angeles. 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 Los Angeles building inspections.
What's included in ADU & New Construction Plumbing
Why Los Angeles chooses us
A crew that knows Los Angeles — its streets, access, and parking.
Work done to code and signed off before we leave.
Quick turnaround — most Los Angeles jobs booked within a day or two.
Flat rates you can plan around, with no surprise add-ons.
Serving Los Angeles & nearby
Our crews work across Los Angeles and the surrounding Orange County area every week. From Eagle Rock Plaza and Center for the Arts Eagle Rock to the quiet residential streets, Los Angeles property owners trust Quick Horse Plumbing for ADU & New Construction Plumbing done right the first time.
Serving Los Angeles and areas near Eagle Rock Plaza, Center for the Arts Eagle Rock, Eagle Rock Recreation Center, Colorado Boulevard Historic District.
Three simple steps
Reach out
One call to +13234716843 and we start planning your ADU & New Construction Plumbing.
Lock the plan
Timing, price, and scope confirmed up front — no surprises.
Job done
We do the work in Los Angeles and leave the site tidy.
What affects the cost of ADU & New Construction Plumbing
Frequently asked questions
Do you handle the permitting process for new plumbing installations in Los Angeles?
Yes, we assist with and often manage the plumbing permit acquisition process, ensuring all installations comply with Los Angeles 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 Los Angeles 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.
Are you licensed and insured?
Quick Horse Plumbing is fully licensed and insured for ADU & New Construction Plumbing across Orange County.
Do you give quotes upfront?
Yes — you get a clear, flat price before any work begins, with no hidden fees.
What Orange County homeowners say
“Had a plumbing emergency late at night, and Quick Horse Plumbing responded immediately. Saved the day!”
“From scheduling to completion, everything was smooth. A truly professional plumbing company.”
“Professional, reliable, and fair pricing. Quick Horse Plumbing is our go-to for all our plumbing needs.”
We stand behind our work with a comprehensive guarantee. If you're not completely satisfied with our plumbing service, we'll make it right.