Residential Plumbing in Portland, Maine

The pipes bringing water into your home are under constant pressure, which is exactly why a small failure — a pinhole leak, a loose fitting, a frozen and cracked section — turns into a fast, damaging problem instead of a slow drip. A supply-line leak inside a wall can spray for hours before it's visible, which is why we always locate and confirm the nearest shutoff valve as step one on any leak call.

Copper, PEX, and older galvanized steel all show up in Southern Maine homes depending on the era of construction; each has its own failure pattern, and galvanized pipe in particular corrodes from the inside in a way that's invisible until flow drops or a pinhole finally lets go.

Every fixture's drain connects to branch lines that join a main stack, which vents through the roof and carries wastewater down and out through the building sewer to the street main or a septic system. The vent isn't optional plumbing trivia — without it, drains can gurgle, and trap seals (the water sitting in a P-trap) can get siphoned dry, letting sewer gas into the house.

A slow drain in one fixture is usually local to that fixture's trap or branch line; multiple fixtures draining slowly at once, especially on the same floor, points further downstream toward the main line.

Faucets, toilets, and shower valves are where most day-to-day plumbing wear shows up — worn cartridges, degraded flapper seals, mineral buildup on aerators. None of these are usually urgent, but a running toilet or a slow drip adds up: a toilet that runs continuously can waste hundreds of gallons a day, which shows up as a water bill spike before anyone notices the sound.