- Top Ranked Plumbing Company of 2025
Los Angeles Code-Compliant New Construction Plumbing — Built Right From Day One
We design and install full plumbing systems for new construction homes and buildings — engineered to meet code, pass inspections, and perform reliably for decades.
- New Construction & Ground-Up Specialists
- Licensed, Bonded & Fully Insured
- Built for Inspection Approval
- Long-Term System Reliability Focused
Get a New Construction Plumbing Estimate
No obligation - Code-compliant systems - Clear scope & pricing
New Construction Plumbing Requires Precision & Planning
New construction plumbing isn’t about quick fixes — it’s about building an entire system that will last for decades and pass inspections without delays.
Engineered System Design
Pipe sizing, venting, and layout planned before installation.
Built to Pass Inspection
Designed and installed to meet local codes and inspector requirements.
Future-Proofed Installations
Prevents pressure loss, drainage issues, and premature failures.
Integrated with the Entire Build
Coordinated with framing, electrical, and HVAC schedules.
Common New Construction Plumbing Challenges In LA
Mistakes during design or rough-in can cause inspection failures, delays, and expensive rework once walls are closed.
- Poor pipe sizing leading to pressure issues
- Venting mistakes causing inspection failures
- Rushed rough-ins create long-term problems
- Misalignment with framing & structural plans
- Delays due to failed inspections
- Cheap installs are causing future leaks & repairs
Our Solution
Our team specializes in new construction plumbing systems designed for inspection approval, proper flow, and long-term durability — installed correctly from day one.
Complete Plumbing Systems for New Construction
From underground to final fixture connections — everything handled by one licensed team.
- Underground plumbing & trench work
- Water supply system installation
- Drain, waste & vent (DWV) systems
- Kitchen & bathroom plumbing
- Water heater installation (tankless & standard)
- Gas line installation (if required)
- Pressure testing & inspection preparation
- Final fixture connections
All work meets state and local plumbing code requirements.
Our New Construction Plumbing Process
Step 1
Plan Review & System Design
We review drawings, define scope, and design for performance and inspections.
Step 2
Precision Rough-In Installation
Clean, organized rough-ins completed to full code compliance.
Step 3
Testing & Inspections
Systems pressure-tested and prepared for inspector approval.
Step 4
Final Connections & Completion
Finished, approved, and ready for use.
We coordinate directly with builders, inspectors, and other trades.
Proven on Real New Construction Projects
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They came and did everything fast and were very friendly would highly highly recommend to anybody who needs plumbing done quick. They also made sure to clean up really good... read more 
Dee L.
2/03/2025 I was assigned Hi Tech through my AHS home warranty for a water heater issue and was worried it would be a waste of time like most AHS claims are.... read more Brent S.
2/24/2025 Great job and fair best price. Quick response and gas work with inspection! Thanks Sam! Andrei D.
4/03/2025 - We had High Tech come out to fix a broken water shut off valve at our home. Sam showed up within the time frame he said he would and got... read more JuanandMegan V.
1/02/2025 Credit where credit is due! They were set out by AHS home warranty and I usually dread who they send out - not these guys! They were professional, on-time and... read more Delta B.
1/27/2025 Quick and efficient! Unclogged our main line. We're very pleased with their services. Melissa G.
4/27/2025 - Our waterless tank was non-functional and this company answered the phone call quickly, diagnosed the problem quickly, ordered parts and installed within days. We are back with hot water and... read more Shawna W.
4/10/2025 Amazing experience! He came out same day and took the time to go to the store and get what was needed to make sure we had hot water. Very friendly... read more Kristin S.
2/25/2025 We called Sam on a Saturday evening for an emergency kitchen sink clog. Even though it was dinner time, he showed up quickly and fixed the issue efficiently. He was... read more Terri L.
3/10/2025
New Construction Plumbing — Common Questions
Yes — including underground, rough-in, top-out, and final sign-off.
All systems are installed to current LA plumbing code and inspection standards.
Yes — new construction is a core part of our business.
Yes — and we flag conflicts or code issues before installation begins.
We address corrections quickly and coordinate re-inspection to avoid delays.
We’ve built hundreds of plumbing systems for new homes in LA. Our team coordinates with builders, architects, and inspectors to make sure everything is installed correctly from the ground up. You get a fully code-compliant system that works perfectly from day one.
Start Your New Construction Project With Plumbing Done Right
Get a reliable, code-compliant plumbing system installed by professionals who understand new construction.
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Licensed — Insured — Built to Last
Serving New Construction Projects Across the Region
- Los Angeles City
- San Fernando Valley
- Westside
- South Bay
- Key neighborhoods highlighted
Licensed for residential and light commercial new construction plumbing.
- Hi-Tech Plumbing © 2025 - All rights reserved