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Sink Repair in St. Catharines

Sink problems can quickly escalate into major issues. Whether it’s a dripping faucet or a clogged drain, Mr. Furnace Heating and Air Conditioning provides fast, full-service sink repair in St. Catharines.

With over 47 years of plumbing experience across Niagara, we handle everything from corroded drainpipes to full faucet rebuilds. Our licensed team delivers precise, lasting repairs to prevent water damage and wasted utilities. Don’t wait— call Mr. Furnace today for expert sink repair and lasting peace of mind.

Mr. Furnace plumbing specialist uses hand tools to tighten pipe fittings beneath a sink during a repair, with visible wiring and drainage lines in the background.

Professional Sink Repairs for Your Home

Leaky Faucet Repair

Even the smallest drip can waste litres of water and cause costly damage over time. Our technicians repair all types of faucets—whether it’s a classic compression tap or a modern single-handle model. We diagnose the root cause of the leak, whether it’s a worn-out washer, faulty seal, or corroded valve, and restore your sink to full working order.

Drain Replacement and Repair

Rusty, cracked, or misaligned drain assemblies are more than a nuisance—they can damage cabinetry and create persistent leaks. We remove failing components and replace your sink drain with top-quality parts that are sealed tight and built to last. Every connection is tested to ensure proper drainage and long-term reliability.

Sink Installation Services

Replacing a damaged sink? Updating your bathroom or kitchen? We provide full installation of new sink fixtures, including faucet hookups, drain alignment, and sealing. We handle the entire process—from carefully removing the old sink to testing every connection—so your new fixture performs exactly as it should without hassle or guesswork.

Clogged Drain Solutions

If water is pooling in your sink or draining at a crawl, DIY cleaners won’t cut it. Our team uses non-invasive tools to clear even the most stubborn clogs, whether caused by grease, hair, or foreign objects. We also provide long-term solutions to help prevent future clogs, like installing strainer baskets or making small plumbing upgrades tailored to your setup.

Pipe Repair Under Sinks

Leaks from pipes hidden beneath your sink can lead to structural damage, mould growth, or warped cabinetry. We inspect all under-sink plumbing thoroughly and identify signs of corrosion, stress fractures, or loose joints. We replace or reinforce affected sections using modern fittings and pipe materials, protecting your home from future leaks and unnecessary repairs.

Our Sink Repair Process

1

We begin with a complete inspection of your sink, including faucet connections, drain lines, and under-sink plumbing. Once we’ve identified the issue, we walk you through the repair plan and provide a detailed, no-obligation estimate.

2

Our licensed plumbers carry out the work using top-grade materials and proven techniques. We handle everything—from tightening fittings to replacing complex assemblies—with professionalism and care

3

After the repair is completed, we perform a full function check and pressure test to ensure everything works properly. We walk you through the finished repair so you know what was done and how to maintain your sink moving forward.

Why Choose Mr. Furnace for Your Sink Repairs?

There When You Need Us

We know how disruptive a faulty sink can be. That’s why we offer same-day repair service for St. Catharines homeowners. Our team moves fast, arriving when we say we will—with everything needed to get the job done on the spot.

Ready-to-Go Solutions

No waiting for parts or rescheduled visits. Our service vans are fully stocked with replacement drains, gaskets, faucet parts, and everything else needed to complete your sink repair in one appointment. You get a fast solution and lasting results.

Straight-Talk Pricing

We believe in full transparency. That means no vague estimates or last-minute add-ons. Before work begins, we provide a clear breakdown of the repair scope and costs. You’ll always know exactly what you’re paying for, and why.

Swift Diagnosis, Swifter Repair

With decades of experience under our belt, we’re not guessing. Our plumbers spot the problem fast and implement the right fix without unnecessary delays. No trial-and-error. Just sharp diagnostics and smart repairs that stick.

After-Hours Help Without the Wait

Sink emergencies don’t wait for morning, and neither do we. Our emergency plumbing team is available 24/7 across St. Catharines. Whether it’s a burst pipe under your vanity or a leak flooding your kitchen overnight, we’re ready when you need us most.

Contact Mr. Furnace to Schedule Your Sink Repair

Whether it’s a leaky faucet or a backed-up basin, we’ll get your sink working right—without the stress or wait. Mr. Furnace Heating and Air Conditioning is your go-to sink repair team in St. Catharines. Call us now to book an appointment or request a quote online.

Two Mr. Furnace technicians smiling in front of their green service van, wearing issued jackets during an on-site consultation.

FAQs About Sink Repair

When Do I Need to Call a Professional for a Sink Repair?

Not every sink issue can be solved with a wrench or a plunger. If you notice any of the following, it’s time to call Mr. Furnace :

  • Leaks that return no matter how often you tighten fittings or swap parts
  • Standing water under the sink or dampness inside cabinets
  • Slow drains that don’t respond to plunging or drain cleaner
  • Unpleasant odours from your sink that stick around even after cleaning
  • Rusty water from your faucet or visible signs of corrosion
  • Strange gurgling sounds as water drains
  • Backups in nearby fixtures, such as the tub or toilet, when the sink runs
  • Low or fluctuating water pressure from your faucet
  • Cracks in the sink basin, damaged seals, or worn-out components

These symptoms often signal deeper plumbing problems that only licensed professionals can properly fix. Acting early helps prevent extensive water damage and expensive structural repairs.

What are the Benefits of Hiring Mr. Furnace for My Sink Repair?

At Mr. Furnace, we do more than fix surface-level sink problems—we deliver complete plumbing solutions designed to last. Every service call starts with a fast response. Our plumbers typically arrive the same day you contact us, preventing small leaks or clogs from turning into full-blown emergencies. Each sink repair is carried out by a licensed, seasoned expert who understands the full plumbing system behind your fixture. Rather than masking symptoms, we track the issue to its source—whether it’s a hidden leak, faulty drain assembly, or corroded supply line—and resolve it with precision. We show up ready to work, with service vans stocked full of specialty tools and replacement components. That means we can complete most repairs on the spot without waiting for parts. Our upfront pricing is simple and transparent: you’ll receive a full breakdown of repair costs before we begin, with no hidden fees added after the fact.