Multi-Family & Apartment Plumbing
Scaled plumbing for apartments, condos, and townhome communities across Southwest Washington and the Portland metro.
Multi-family work is a different discipline. Stacked units, shared risers, central water heating, fire and sound-rated penetrations, and ADA fixtures all have to be planned and executed at scale. We bring riser and stack design, large-crew scheduling, and tight inspection coordination so your community gets built right and on time.
What Sets Multi-Family / Apartments Plumbing Apart
Riser & Stack Design
Engineered supply and DWV risers that serve stacked units efficiently and serviceably.
Central vs In-Unit Water Heating
We help you weigh central plant and in-unit options and execute either at scale.
Fire & Sound Penetrations
Properly detailed fire-stop and sound-rated penetrations that pass inspection.
ADA & Unit Mix Fixtures
ADA-compliant accessible units and consistent fixture packages across the unit mix.
Why Builders Choose All County
Licensed in WA & OR
Fully licensed, bonded, and insured in both states - one contractor across the metro.
Schedule You Can Trust
Crews sized to your build calendar so plumbing never holds up the next phase.
Code & Inspection Ready
Built to current code, with inspections scheduled, met, and documented.
Local Partner Since 1999
A family-owned crew that knows the local jurisdictions, inspectors, and suppliers.
Request a Bid
Tell us about your project and we will follow up within one business day with next steps and a quote.
Get a detailed quote for your construction project
Multi-Family / Apartments Plumbing FAQs
What size multi-family projects do you take on?
We handle townhome rows, condo buildings, and apartment communities, and we scale crews to the unit count and your construction schedule.
Do you handle fire-stop and sound-rated penetrations?
Yes. Multi-family penetrations are detailed to the assembly ratings and inspected, which we plan for from rough-in.
Can you do ADA-compliant accessible units?
Yes. We build the required accessible units to ADA and code, with the correct fixtures, clearances, and valve heights.
We Build For Every Kind of Project
Explore the other builder segments we serve across the Portland-Vancouver metro.