About FlowFix
FlowFix is a plumbing service based in Naugatuck, CT, focused on one problem: burst and frozen pipes. We fix split supply lines, thaw frozen runs, track hidden leaks, and replace failing pipe — work shaped by New England winters and the borough's oldest homes.
Who we are
A Specialist, Not a Generalist
Most plumbers fix burst pipes among fifty other jobs. For us, pipes are the whole job.
FlowFix exists for one reason: burst pipes are Naugatuck's most predictable winter plumbing emergency, and they deserve a service that treats them as its main work rather than a line item on a long menu. We repair burst supply lines, thaw frozen pipes before they split, find hidden leaks before they become emergencies, and replace or repipe failing sections when a system is past saving.
The reason for the focus is simple. Naugatuck pairs two things that split pipes like nothing else. First, the cold: January averages a low of about 22°F, December through February runs mostly below freezing, and the borough sits in the Naugatuck River valley, where cold air pools overnight and pushes lows lower than the surrounding hills. Second, the housing: more than a quarter of owner-occupied homes here were built before 1950, and many in Millville and Union City date to 1939 or earlier — homes that often still carry galvanized steel or early copper supply lines, materials that corrode from the inside until a freeze delivers the final push.
That combination is why FlowFix is here. Burst pipe repair in Naugatuck isn't a sideline we handle between other jobs — it's what we think about every day: freeze mechanics, old pipe materials, and the practical steps that keep water inside the pipes through January and February.
What we bring
What We Know About Naugatuck's Pipes
Four kinds of knowledge show up on every job we do.
Freeze mechanics
When water freezes it expands by roughly nine percent, and inside a rigid pipe that expansion has nowhere to go. Pressure spikes and the pipe wall splits — usually one to six inches lengthwise. The burst often isn't visible until the ice thaws, which is why water shows up hours after the cold snap that caused it. We read these patterns, trace splits to their source, and thaw frozen lines before the pressure does its work.
Pre-war plumbing
Galvanized steel, early copper, CPVC retrofits, modern PEX — each behaves differently under freeze stress, and Naugatuck's homes carry all of them depending on the decade they were plumbed. We identify the material before we cut, because the right repair depends on what's actually in the wall. Corroded galvanized runs that have been thinning for decades don't get spot repairs — they get honest advice about replacement.
Clean, traceable repairs
The damaged section comes out and new pipe goes in with proper couplings — soldered copper or crimped PEX, matched to the material. We open only what needs opening, and every joint gets pressure-tested before we close up. No guesswork behind the wall, no joints we haven't watched under pressure.
Prevention, not just repair
Every burst pipe has a cause — missing insulation, a run on an exterior wall, a thermostat set too low, a system at the end of its life. Before we leave, we tell you what caused yours and what would stop the next one: insulation, heat cable, rerouting, thermostat strategy, or a repipe if the system is done. Fixing the pipe without addressing the cause is just scheduling the next emergency.
Permit handling
Stopping an active leak is permit-exempt in Naugatuck — nobody should wait on paperwork while water is pouring. But cutting out and replacing concealed pipe counts as new work and typically requires a permit and inspection. We handle the permit side wherever the job requires it, so the repair is legal as well as solid.
Local ground
The borough replaced municipal gas, electrical, and water lines in recent infrastructure work — but the private supply lines inside homes were not part of that work, and they're the ones that burst. Valley cold snaps, wind-exposed hill homes on City Hill, dense old blocks in Union City: we route, insulate, and repair for the ground we're actually standing on.
Where we work
Based in Naugatuck, Working Across the Borough
FlowFix is based at 40 Brook St, near the downtown core — the work happens here, in these neighborhoods, not dispatched from somewhere down I-84. Our service covers five Naugatuck areas:
- Downtown / Naugatuck Center — the borough's oldest housing stock, Victorian and Queen Anne homes on Church, Meadow, and Water streets.
- Union City — dense former mill-worker housing east of the river, with aging supply lines in compact lots.
- Millville — west-side homes along Rubber Avenue, many built 1939 or earlier, often with original plumbing runs.
- Straitsville — spread-out homes along Route 63 with longer pipe runs and outbuildings to protect.
- City Hill — elevated homes on City Hill and Prospect streets, exposed to wind-driven freeze risk.
Every area page on this site covers the local housing and freeze exposure that shape the work there. If you're in 06770 and water is where it shouldn't be, you're in our territory.
Need a Burst Pipe Fixed? Talk to the People Who Do Nothing Else.
Call FlowFix — we'll stop the leak, repair the pipe, pressure-test every joint, and tell you straight what caused it and how to prevent the next one.