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Bathroom Plumbing

Our exceptional customer service and lasting results are what sets us apart as a Plumbing & HVAC company in the South Charleston & surrounding areas.

Bathroom Plumbing Services in South Charleston, WV

Many South Charleston neighborhoods were built decades ago around a single, modest bathroom meant for a much smaller household. Today, those same bathrooms must keep up with busy mornings, growing families, and fixtures that are well past their prime. When a corroded shutoff valve fails or a shower drain has been slowing down for months, it usually isn’t a one-time fluke. It’s the plumbing behind the walls finally catching up to decades of daily use. The bright side is that most of these problems have a straightforward fix once the right team takes a look.

Bathroom Plumbing You Can Count On

We are a third-generation, family-owned business that has served South Charleston and the greater Kanawha Valley since 1950. Our licensed plumbers are equipped to handle everything from a single leaking faucet to a full bathroom remodel, and we carry the WV contractor license and insurance to back it up on every job.

Our bathroom plumbing services include:

  • Toilet repair and installation: Fixing running toilets, weak flushes, and clogs, or installing a new toilet.
  • Sink and faucet repair: Resolving drips, low flow, and worn-out fixtures in bathroom sinks and vanities.
  • Tub and shower plumbing: Repairing or replacing the plumbing behind bathtubs and showers, including valves and drains.
  • Bathroom remodel plumbing: Rerouting or upgrading supply and drain lines to support a renovation or fixture upgrade.

Common Bathroom Plumbing Problems We Fix

Bathroom plumbing problems tend to build slowly before they become impossible to ignore. In older South Charleston homes especially, original supply lines and fixtures were never designed to keep pace with today’s household demands.

  • A shower drain that empties slower every week: Usually a sign of buildup that has been accumulating for months.
  • A toilet that runs constantly or flushes weakly: Often points to a worn flapper, fill valve, or a partial blockage in the line.
  • Low water pressure at the bathroom sink or shower: Can mean sediment buildup or a corroded supply line feeding that fixture.
  • Water stains or soft spots near the tub or toilet base: A warning sign of a slow leak that needs attention before it causes structural damage.

If any of this sounds familiar, it’s worth having a licensed plumber take a look before a manageable repair turns into a bigger, more expensive project.

Solutions Built Around Your Bathroom

Once we know what’s causing the problem, we walk you through the most practical path forward, whether that’s a targeted repair or a bigger upgrade.

Repairs, Replacements, and Upgrades

We handle everything from a same-day faucet repair to a full re-pipe behind a tub or shower. If your fixtures are original to the home and showing their age, we can replace outdated hardware with modern, water-efficient options that hold up to daily use. Many of the fixtures we install carry the EPA WaterSense label, which means they use less water without sacrificing performance. For homes dealing with recurring drain slowdowns, we also offer professional drain cleaning to clear the line rather than masking the problem with another bottle of store-bought cleaner.

Related Plumbing Services

Bathroom plumbing rarely exists in isolation from the rest of the home’s system. If a bathroom issue turns out to be connected to a failing water heater or a sewer line problem, our team can address it as part of the same visit. We also handle faucet repair and installation throughout the kitchen and other parts of the home, so any worn fixtures get the same attention as your bathroom.

Why Choose Mullen for Bathroom Plumbing in South Charleston, WV?

Homeowners throughout South Charleston have trusted us for decades, and our reputation is built on a few consistent things:

  • Third-generation, family-owned: More than 80 employees and a business rooted in the Kanawha Valley since 1950.
  • Licensed and insured: WV contractor license WV001126 on every job we complete.
  • Advantage Club savings: Members receive 15% off service, diagnostics, and repairs, plus 5% off new installations.
  • “Best in the Valley” recognition: Earned over several decades of dependable, professional service.

Schedule Bathroom Plumbing Service in South Charleston, WV

A bathroom that isn’t working right affects your whole morning routine, not just the fixture that’s acting up. Our licensed plumbers are ready to diagnose the problem and get it fixed the right way the first time. Request service online and let our South Charleston team take care of it.

Emergency Services

For unforeseen emergencies and fast response needs, please contact Mullen Plumbing, Heating & Cooling as soon as possible at (304) 744-3221.

Need A Professional?

Mullen Is here to help!

Bathroom Plumbing FAQs

How to fix plumbing problems in a bathroom?

The right fix depends on the problem. A running toilet is often a worn flapper or fill valve, while low water pressure usually points to sediment or a corroded supply line. Simple fixes can sometimes be handled with basic tools, but leaks near the tub, wall, or floor should be inspected by a licensed plumber before they cause water damage.

What is the most common plumbing repair in a bathroom?

Running toilets, dripping faucets, and slow or clogged drains are consistently the most common bathroom plumbing calls. In older South Charleston homes, corroded supply lines and worn shutoff valves also come up often, since much of the original plumbing in these neighborhoods is decades old.

How much do plumbers charge to fix a toilet?

Toilet repair costs vary depending on whether the fix is a simple flapper or fill valve replacement or a more involved issue like a cracked tank or a full toilet replacement. Getting an upfront quote before work begins is the best way to know exactly what a repair will cost for your specific situation.

Advantage Club Maintenance Plan

Year-Round Comfort with Exclusive Member Savings


Join Mullen Plumbing, Heating & Cooling’s Advantage Club and enjoy year-round comfort and savings! Members receive 15% off any service, diagnostic, or repair for HVAC and plumbing, plus 5% off new installations, including plumbing, HVAC, and sewer & drain services. You’ll also get two preventive maintenance visits per year to keep your systems running smoothly, priority appointment scheduling, and no overtime dispatch fees. Don’t wait for small problems to become big ones—sign up today and take control of your home’s comfort.

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