Apartment Repiping
Apartment repiping replaces aging supply lines across multi-unit buildings, where one failing pipe can affect several homes and common areas. The work requires phasing, tenant coordination, and careful routing through shared walls and risers. FlowFast connects you with an independent local plumber experienced in multi-unit repiping projects.
- Connected with an independent local pro — never a call center queue.
- Part of our Whole-Home Repiping services — explained up front.
Parent service
Whole-Home RepipingFrequent leaks or rusty water? Signs your home needs repiping, copper vs. PEX, and how to get connected with an independent local plumber.
View all Repiping servicesRepiping an apartment building is a different discipline from repiping a single-family home, with logistics mattering as much as plumbing. Water risers serve stacked units, shutoffs affect multiple households at once, and every wall opening sits in someone's living space. A single corroded riser can cause leaks that damage two or three units simultaneously, which is why building owners often repipe proactively once the original piping reaches the end of its useful life.
Success depends on coordination: notifying tenants well in advance, scheduling water shutoffs in short predictable windows, protecting occupied units from dust and debris, and working floor by floor so the building stays functional throughout. PEX is a frequent choice for its speed and flexibility in tight chases. FlowFast connects you with an independent local plumber who will survey the building, propose a phased plan that keeps tenants informed, and execute the repipe with minimal disruption to daily life.
Warning signs
Signs you need this service
- Multiple units report leaks, low pressure, or discolored water stemming from the same risers or piping era.
- The building's original galvanized or polybutylene piping is decades past its expected service life now and failing.
- Water damage claims keep recurring in stacked units, tracing back to shared supply lines above them.
- You are renovating units and want new plumbing in place before fresh finishes go up on the walls.
What to expect
The process, step by step
The pro surveys risers, unit piping, and shutoff locations, then builds a phased, floor-by-floor plan for the work.
Tenants receive clear written schedules for brief water shutoffs so disruption stays predictable for everyone involved.
New lines are run through chases and risers, tied into each unit with minimal wall openings.
Every run is pressure-tested, units are flushed clean, and common areas are left clean after each phase.
Prevention
How to avoid this problem
- Keep an accurate map of shutoff locations so any future leak can be isolated to one unit fast.
- Inspect risers and common-area piping yearly for the first signs of corrosion or weeping joints.
- Address tenant leak reports immediately, since shared lines multiply water damage very quickly across units.
Frequently asked questions
More Repiping services
Other whole-home repiping jobs homeowners ask about.
Plumbing problem? Don't wait on it.
Tell us what's happening and we'll connect you with an independent local plumber who fits the job.