ADU & New Construction Plumbing in San Diego
From the first call to the last detail, Quick Horse Plumbing keeps ADU & New Construction Plumbing in San Diego simple.

ADU & New Construction Plumbing in San Diego
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 San Diego. 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 San Diego building inspections.
What's included in ADU & New Construction Plumbing
The difference
Care for your property and your neighbours while we work.
Flat rates you can plan around, with no surprise add-ons.
Honest advice, even when the answer is 'you don't need that.'
Right-sized service, so you never pay for more than you need.
Work done to code and signed off before we leave.
Quick turnaround — most San Diego jobs booked within a day or two.
Serving San Diego & nearby
Our crews work across San Diego and the surrounding Orange County area every week. From Hepner Hall and Torrey Pines Gliderport to the quiet residential streets, San Diego property owners trust Quick Horse Plumbing for ADU & New Construction Plumbing done right the first time.
Serving San Diego and areas near Hepner Hall, Torrey Pines Gliderport, Black's Beach Overlook, Salk Institute.
Our process
Tell us the job
Call or send a quick note about your ADU & New Construction Plumbing needs in San Diego.
Get a clear quote
We size it up and send a flat price — usually the same day.
We handle it
Our Orange County 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 San Diego?
Yes, we assist with and often manage the plumbing permit acquisition process, ensuring all installations comply with San Diego 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 San Diego 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.
What areas do you cover?
We serve San Diego and the surrounding Orange County communities.
What Orange County homeowners say
“Excellent service from start to finish. They replaced our water heater quickly and cleanly. Very happy with the results.”
“From scheduling to completion, everything was smooth. A truly professional plumbing company.”
“Very knowledgeable technicians who explained everything clearly. Our water pressure is perfect now.”
We stand behind our work with a comprehensive guarantee. If you're not completely satisfied with our plumbing service, we'll make it right.