Drain Cleaning

Professional Drain Cleaning in Swannanoa

Kitchen, bath, laundry and floor drains cleared in Swannanoa, plus main line clogs worked from the cleanout.

When a Clogged Drain Won’t Clear on Its Own

Water that’s still sitting in the sink after the plunger has done its best is usually when people start looking for drain cleaning in Swannanoa. A clogged drain nearly always has a cause, like grease, hair or roots, and each one calls for a different tool. For a sink, tub or shower line, the tool is a drain auger, a hand-fed cable that reaches past the P-trap into the branch line. For a main line, Ian uses a cable machine, the bigger motor-driven version with heads sized to the pipe. A plunger only pushes on a clog, but a cable cuts through it and pulls part of it back out. As a Swannanoa plumber, O’Sheas Plumbing handles drainage service for homes and businesses across the valley. Ian O’Shea owns the company and is on site for every drain call, and his NC license is Plumbing Class I Contractor, L.34576. You can call 24/7, including the night a sink fills up and won’t drain.

Kitchen Drain Clogs and Cooking Grease

A kitchen line carries grease, starch and food scraps, and none of it stays loose for long. Cooking fat runs warm off the pan, cools inside the pipe and sticks to the wall. Each layer catches more crumbs and coffee grounds, until a grease clog closes the line down to a trickle. A garbage disposal grinds the food smaller, but the grease still goes down with it. Clearing it means feeding a drain auger through the trap arm or a cleanout and working the cutter until water moves freely again. In Asheville’s Lakeview Park, most homes went up in the 1950s, and kitchen drains from that era are often cast iron. Cast iron rusts into a rough, scaly crust inside the pipe. Grease grips a crusted pipe wall more easily than smooth PVC, so an old kitchen line can close up sooner.

Bathroom Sink, Tub and Shower Drains

Bathroom drains tend to clog close to the opening. A hair clog starts at the pop-up stopper or the tub’s crossbars, where strands wrap around and hold on. Soap scum coats those strands and the pipe around them, and the mix sets up like felt. Plenty of sink clogs come out with the stopper itself, and anything deeper gets the auger. Toilets get their own tool, a toilet auger, with a guarded head that won’t scratch the porcelain. When every fixture in one bathroom drains slowly and the cable finds nothing, the vent stack gets a look. Drains need air moving behind the water, and leaves or a nest in the roof opening can choke it off. A drain that gulps and runs slow with nothing in the pipe is often a vent problem, and no cable will fix it. What usually comes out of a bathroom drain:

Most of it belongs in the trash can. A stopper that lifts out for a quick rinse keeps the rest from building up.

Laundry Standpipes and Basement Floor Drains

A washing machine doesn’t drain gently, because its pump pushes a lot of water into the laundry standpipe in a short burst. When lint and soap have narrowed the pipe below, the standpipe can’t keep up and water spills over the top. Lint is the usual culprit, since wash water carries fibers that settle and mat together in the line. A mesh lint catcher on the end of the washer hose stops a good share of it. A basement floor drain sits quiet until a water heater drips, a washer overflows or someone dumps a mop bucket. Each one washes grit into the trap under the grate. In Forest Hills in Black Mountain, where the median home dates to 1987, floor drains are likely plastic, so grit is what narrows them, not rust. With the grate up, the trap gets cleared and the cable runs on to where the floor drain joins the main. Pour a bucket of water down a floor drain now and then, so you know it’s clear before the day water hits the floor.

Main Line Clogs and Cleanout Access

O’Sheas Plumbing clears main lines too, and that work starts at the main line cleanout. The cable machine runs a heavier cable than a sink auger, and its cutting head chews through the blockage and drags pieces back out. Grease and paper on the cable point to what’s going down the drains, and fine roots point to a joint that’s letting them in. Oakwood Park in Woodfin has mature trees and homes built between the mid 1970s and the early 1990s. Around homes like those, roots can work into a main line’s joints and grow back after each cutting. If the cable stops at the same spot every time, or comes back with chips of pipe on it, the pipe itself is the problem.

What Causes Repeat Clogs in the Same Drain

Repeat clogs in one drain come from something that keeps feeding the line, or something in the line that keeps catching. Clearing it again won’t stop it until the cause is found, and each cause leaves its own mark. The usual causes:

Ian can run a drain camera through the line to show which one you’re dealing with. When grease or roots fill a cleaned line back in, hydro jetting is usually the next step.

Plumbing Services in Swannanoa

Say which drain stopped, and whether a plunger or a store-bought snake moved it, when you call O’Sheas Plumbing at (828) 348-5820.

After the Drain Runs Clear Again

A cleaning isn’t finished when the water first drops. A cleared drain gets water run through it, and through the fixtures that share its line, long enough to see it hold. For a kitchen line, an enzyme treatment poured in on a regular schedule can slow the grease from building back. If a drain needs more than a cable, you’ll hear that plainly, along with what the next step would be. Your drain cleaning comes with O’Sheas Plumbing’s satisfaction guarantee. Keeping the trap, the cleanout and the floor drain grate easy to reach makes any later visit simpler.

Finding a great plumber just got easy

Call or text (828) 348-5820, day or night.

Did you know?

Boston’s Tremont House opened in 1829, and it’s best known as probably the first hotel with indoor plumbing. A steam pump lifted its water to a tank on the roof. All eight of its water closets were on the ground floor.

FAQs About Drain Cleaning in Swannanoa

Some of these are worth reading with a full sink in front of you, and some once it’s draining again. Don’t see what you’re looking for? Ask a question here.

Should I keep plunging if the water won’t go down?

Give it a few firm tries, then stop. Plunging hard against a solid clog can push it deeper or work a slip nut loose under the sink. On a double sink, hold a wet rag tight over the other drain so the pressure goes where you want it. If the water still won’t move, the clog needs a cable.

Why does dishwasher water come up in my kitchen sink?

Your dishwasher drains through the sink’s drain, either into the disposal or a fitting under the sink. When the line past that point is partly clogged, the dishwasher’s pump pushes water up the easiest way out, which is the sink. It’s an early warning that the kitchen line is narrowing. Clearing the line, and sometimes the dishwasher’s drain hose, takes care of it.

Does running hot water keep grease moving through the pipes?

Only for a little while. Hot water keeps grease liquid as long as the water stays hot, then it cools and sticks farther down the line. That can move the clog to a spot that’s harder to reach. Wipe greasy pans with a paper towel and put cooled fat in the trash.

Will a cable machine hurt old cast iron or galvanized drain pipe?

Not when it’s sized and run with care. Ian matches the cable and head to the pipe and lets the cutter do the work without forcing it. Pipe that’s already thin or cracked can give way under any cleaning, so he watches what comes back on the cable. If the pipe itself looks weak, he’ll tell you before going further.

Can a clog make the pipes under my sink leak?

Yes. When water backs up, it sits against slip joints that normally only see water passing through, and a worn washer or loose nut starts to drip. You might only notice it when the sink is full. Once the clog is cleared, Ian checks the trap’s joints and tightens or replaces whatever is leaking.

Why did my drains start clogging after a remodel?

Rinse water from the project is a likely cause. Grout, thinset, joint compound and paint washed down a sink settle in the trap and harden like stone. A cable can break up some of it, but hardened material sometimes means replacing the trap or a short piece of pipe. On your next project, rinse tools in a bucket outside.

Can you clean drains at a restaurant, office or daycare?

Yes. Business restrooms, break room sinks and floor drains clear the same way a home’s do, and commercial work is part of what O’Sheas Plumbing does. A busy commercial kitchen’s grease line often needs hydro jetting on top of a cable.

How can I keep a shower drain from clogging with hair?

A hair catcher over the drain does most of the work. Empty it after every few showers so it doesn’t turn into the clog itself. Brushing long hair before a shower keeps plenty of strands out of the drain to begin with. If the shower still slows down, the clog is past the catcher, deeper in the trap.

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Copyright © 2026 O’Sheas Plumbing · Ian O’Shea, Licensed Plumber NC Plumbing Class I Contractor L.34576 · 150 Old Lytle Cove Rd, Swannanoa, NC 28778