ADU & New Construction Plumbing in Los Angeles
Book ADU & New Construction Plumbing in Los Angeles with a team that picks up the phone and shows up on time.

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
What to expect
Flat rates you can plan around, with no surprise add-ons.
Quick turnaround — most Los Angeles jobs booked within a day or two.
Clear scheduling with reminders, not guesswork.
Straight answers on price and timing before any work starts.
A crew that knows Los Angeles — its streets, access, and parking.
Right-sized service, so you never pay for more than you need.
Serving Los Angeles & nearby
Our crews work across Los Angeles and the surrounding Orange County area every week. From Historic Cultural District and South Park / Southeast Downtown fringe 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 Historic Cultural District, South Park / Southeast Downtown fringe, Los Angeles Apparel Mart, Bandini Park.
Getting started is easy
Quick estimate
Share the details and get a fast, no-obligation quote.
Schedule it
Pick a time that works — evenings and weekends included.
Sit back
We deliver ADU & New Construction Plumbing in Los Angeles and follow up after.
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.
What areas do you cover?
We serve Los Angeles and the surrounding Orange County communities.
Are you licensed and insured?
Quick Horse Plumbing is fully licensed and insured for ADU & New Construction Plumbing across Orange County.
What Orange County homeowners say
“Quick Horse Plumbing fixed our leaky faucet fast and efficiently. The technician was very professional and friendly. Highly recommend!”
“Called them for a clogged drain and they were at my house within the hour. Problem solved without any fuss. Great job!”
“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.