Laundromat Dryer Vent Cleaning in NJ: Getting Your Store Ready for Winter

Cold months mean heavier loads, longer dry times and a building that's shut tight. Here's how NJ laundromat owners can keep dryer exhaust clear, dryers efficient and the fire risk down this winter.

For most New Jersey laundromats, late fall through early spring is the busy season. Customers bring in comforters, heavy coats and blankets, loads get bigger and dryers run longer. At the same time, the doors and windows stay shut, roof terminations get hit with cold, wet weather and nobody wants to climb a ladder in January. That combination is why fall is the right time to get your dryer exhaust system cleaned and checked.

Green Care cleans commercial dryer exhaust for laundromats, wash-and-fold shops and multi-family laundry rooms across Central New Jersey, including North Brunswick, New Brunswick and Edison. Here is what we tell store owners before winter.

Why laundromat dryer vents clog faster than residential vents

A home dryer might run a few loads a week. A laundromat dryer can run most of the day, every day. Lint screens catch a lot, but not all of it, and what gets past the screen settles in the ductwork. Commercial systems also have features that give lint more places to collect:

• Shared exhaust runs. Several dryers often tie into one larger duct or plenum. Every machine on that run adds lint, and a restriction affects all of them.
• Long horizontal sections and elbows. Lint drops out wherever airflow slows, especially in horizontal runs, transitions and turns.
• Roof terminations and dampers. Lint coats roof caps and backdraft dampers, which can stick partly closed. In cold weather, moisture in the exhaust can make a sticking damper worse.
• Lint compartments behind the machines. Areas behind and above stacked dryers are easy to skip during daily cleaning and tend to collect a lot of lint.

Winter warning signs to watch for

Your attendants are often the first to notice exhaust problems. Ask them to report any of these:

• Longer dry times across several machines, or customers paying for extra cycles more often.
• Dryers running hot to the touch, or tripping high-limit or overheat shutoffs.
• Lint building up around dryer doors, on the floor behind machines or at the roof cap.
• A hot or burning smell when the dryers are running.
• Humidity or condensation inside the store, which can mean moist exhaust is not getting out.
• Exhaust smells indoors. With gas dryers, blocked exhaust can push combustion gases back into the building, including carbon monoxide. Every store with gas dryers should have working CO alarms.

If a dryer is overheating or you smell burning, take that machine out of service and have it checked before running it again.

Don't block your make-up air

Dryers can only push out as much air as the building lets in. Commercial dryers need a steady supply of make-up air to work properly, and that air has to come from somewhere, usually dedicated openings or louvers. When it gets cold, it is tempting to cover those openings or keep every door sealed to cut drafts. That starves the dryers of air, which lengthens dry times, raises gas use and can affect how gas dryers vent. If your store feels drafty near the make-up air openings, talk to your HVAC contractor about tempering the air rather than closing it off.

How often should a laundromat clean its dryer vents?

There is no single number for every store. Frequency depends on how many dryers share each exhaust run, how many hours they run and how long and complicated the ductwork is. As a general guide:

• Lint screens and lint compartments: follow each dryer manufacturer's instructions. For commercial machines that is often daily or more.
• Professional exhaust cleaning: busy stores commonly need it every 3 to 6 months. High-volume stores and long or complicated runs may need it more often.
• Before winter: if you only schedule one cleaning a year, do it in the fall, before the heavy-load season starts.

The best approach is to start with an inspection. Once we see how much lint builds up between visits, we can recommend a schedule based on your actual equipment and volume.

What a proper commercial dryer vent cleaning includes

1. Inspection of the full system, from each dryer connection through the shared ductwork to the roof or wall termination.
2. Full-length cleaning of individual connectors, main runs and plenums using rotary brushes and high-powered vacuum equipment.
3. Termination and damper service. Clearing lint from roof caps and dampers and checking that dampers open and close freely.
4. Lint compartment cleaning behind and above the machines.
5. A deficiency report noting crushed or damaged duct, disconnected joints, improper materials and anything else that needs repair.
6. Before-and-after photos and a written report for your records.

We work in sections so only part of the store is offline at a time, and we can schedule early-morning or after-hours service.

Property managers and multi-family laundry rooms

The same issues apply to common-area laundry rooms in apartment complexes and condo buildings, especially coin- or card-operated dryers that run much more than a household machine. If you manage several buildings, we can put them on one schedule with a report for each location. See our property manager services and our guide to dryer vent cleaning for NJ condos and HOAs.

Why NJ laundromat owners call Green Care

We are a licensed and insured New Jersey contractor (NJ License #13VH12382900) with CSIA and NCSG certified technicians and 300+ five-star Google reviews. We service laundromats and multi-family properties throughout Central New Jersey, including North Brunswick, New Brunswick, Edison, East Brunswick and Piscataway. Learn more about our commercial laundry vent cleaning, or our residential dryer vent cleaning for homeowners.

Get your store ready before the busy season. Call (848) 205-0506 or book online to schedule an inspection.

Frequently Asked Questions

How often should a laundromat have its dryer vents professionally cleaned?

It depends on how many dryers share each exhaust run, how many hours a day they run and how the ductwork is laid out. Busy stores commonly need professional cleaning every 3 to 6 months, and some high-volume or long-run systems need it more often. Lint screens and lint compartments should be cleaned on the schedule in each dryer manufacturer's instructions, which for commercial machines is often daily or more.

Why are my dryers taking longer to dry in the winter?

Heavier fabrics are part of it, but restricted exhaust is the most common fixable cause. Lint buildup in the ducts, a sticking roof damper or a blocked make-up air opening all reduce airflow, so each cycle takes longer and uses more gas. If dry times have crept up across several machines at once, have the exhaust system checked.

Can you clean laundromat dryer vents without shutting the store down?

In most cases, yes. We work in sections so only the dryers on the run being cleaned are offline at a time, and we can schedule early-morning or after-hours service so customers are not affected.

What paperwork do I get after a commercial dryer vent cleaning?

You receive before-and-after photos and a written service report noting what was cleaned and any problems we found, such as damaged duct, disconnected joints or a failing damper. Keep it on file for your landlord, insurance carrier or fire inspector.