Complete Plumbing Systems for New Builds

Successful new construction requires careful planning, precise installation, and coordination with builders and inspectors. JAM Plumbing installs complete plumbing systems for residential construction projects of all sizes throughout Portland and surrounding areas.

We help ensure your project stays on schedule while meeting Oregon plumbing code requirements from start to finish.

Builder Coordination & Job site Reliability

JAM Plumbing understands construction schedules, rough-in deadlines, inspections, and trade coordination. We help keep plumbing phases organized so your project keeps moving efficiently.

New Construction Process

Every successful new construction plumbing project starts with proper planning. JAM Plumbing works with builders, owners, and project managers to help organize plumbing phases from underground work to final trim installation.

We help coordinate rough-in timing, fixture locations, water line routing, drain system layout, and inspection scheduling so the plumbing portion of the project moves efficiently.

Our goal is to provide clean workmanship, dependable communication, and long-term plumbing performance for every new residential build.

ADU & Detached Structure Plumbing

We provide plumbing for newly built ADUs, detached backyard homes, garage rebuild projects, and accessory dwelling units. Our team installs efficient plumbing systems designed for compact living spaces and long-term reliability.

  • Detached ADUs
  • Backyard cottages
  • New utility connections
  • Full rough-in and final plumbing

Townhomes, Multi-Unit & Development Projects

JAM Plumbing works on select townhouse, duplex, and light multi-unit residential developments. We coordinate plumbing phases, scheduling, inspections, and material planning to keep projects moving efficiently.

  • Townhouses
  • Duplexes
  • Multi-unit residential
  • Repeating floor plan efficiency

Working With Builders & General Contractors

We understand jobsite scheduling, inspections, rough-in deadlines, framing coordination, and clean professional project execution. Our goal is to make the plumbing phase smooth, organized, and inspection-ready.

  • Clear communication
  • Reliable scheduling
  • Permit coordination
  • Inspection readiness
  • Clean workmanship

New Construction Plumbing Portland, OR

Built for Performance, Installed for the Long Term

New construction plumbing should do more than pass inspection — it should perform reliably for years to come. JAM Plumbing focuses on proper pipe sizing, efficient layouts, clean workmanship, and systems built for long-term use.

We understand that quality installed behind the walls matters just as much as what is visible at final completion

Learn more about current Oregon plumbing code standards here.

Contact JAM Plumbing for professional new construction plumbing in Portland OR.

Building a new home or residential project?

Contact JAM Plumbing for new construction plumbing in Portland OR, ADUs, townhouses, and builder-led residential developments

  • Licensed and experienced
  • Oregon code compliant installations
  • New construction planning knowledge
  • Builder-friendly coordination
  • Long-term plumbing performance.

  • Complete plumbing systems for new homes

  • ADU plumbing installation

  • Rough-in and top-out plumbing

  • Townhome & duplex plumbing

  • Underground plumbing for residential builds

  • Final fixture installation

  • Water & sewer service coordination

  • Plumbing layout planning for new builds

  • Drain, waste & vent system installation

  • Water distribution systems (PEX/Copper)

  • Permit & inspection coordination

  • Builder / GC scheduling support