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HVAC Services in Bethesda, MD

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Facing the Bethesda climate without adequate heating and cooling can be unpleasant, expensive, or outright dangerous depending on the time of year — which is why it’s important to have experts like Len The Plumber Heating & Air ready to assist you with all your HVAC service needs.

Whether you need repair, replacement, or maintenance, our licensed and experienced technicians will deliver outstanding service to ensure your long-term comfort.

When you need the best HVAC technicians in Bethesda, don’t hesitate to call (800) 950-4619(800) 950-4619 to schedule service with Len The Plumber Heating & Air!

24/7 Emergency HVAC Repair for Bethesda Homes

Not every heating and cooling malfunction can wait to get professional attention. Fortunately, the team at Len The Plumber Heating & Air is always standing by to take your call for 24/7 emergency HVAC repair. Reach out to us if you have:

  • Inadequate heating or cooling on a day when that could prove dangerous, especially if you have kids, pets, and elderly family members
  • Water, fuel, or refrigerant leaks
  • Burning smells, frequently tripped breakers, or other electrical problems related to your HVAC system
  • Gas leaks or carbon monoxoide buildup due to ventilation issues with a combustion-based heating system

Call (800) 950-4619(800) 950-4619 now to request emergency HVAC repairs in Bethesda!

Air Conditioning Services

Keeping cool through the Bethesda summer means you need dependable cooling and reliable air conditioning services when something is wrong. Len The Plumber Heating & Air offers:

  • AC repair: Call us if you have frozen coils, warm air when your system is set to cool, or short-cycling.
  • AC installation and replacement: A new air conditioner offers great value for the investment by reducing energy bills and improving comfort.
  • AC maintenance: By scheduling tune-ups each year, you can enjoy reliable, efficient cooling for years to come.

Reach out to us online or call (800) 950-4619(800) 950-4619 to schedule air conditioning services in the Bethesda area!

Heating Services Throughout the Bethesda Area

When it’s cold outside, keep your home warm with comprehensive heating services from the team at Len The Plumber Heating & Air. We’re the go-to source for:

Furnace Services

Furnaces remain the most popular home heating solution for good reason. When you’re dealing with a faulty furnace that can’t keep your home comfortable or starts running utility bills up, give us a call for furnace repairs. We may recommend furnace replacement if you have an older system that needs frequent service.

We also offer routine furnace maintenance to help your system run its best and last longer. We’ll inspect electrical components, recalibrate your thermostat, change air filters, and more.

Boiler Services

Boilers are heating systems that deliver efficient, long-lasting, reliable, and comfortable heat. Len The Plumber Heating & Air offers comprehensive boiler repair, replacement, and maintenance. Don’t hesitate to call if your system is kettling, nearing the end of its service life, or needs an inspection and tune-up.

Whatever your heating needs, the Len The Plumber Heating & Air team is standing by to help. Call (800) 950-4619(800) 950-4619 to schedule service for your Bethesda home. 

Ductless AC Services in Bethesda

The increasing popularity of ductless mini-splits is no surprise because they offer precisely zoned climate control, efficiency, and saved space by eliminating ductwork and a large central unit. We offer a full selection of mini-split services, including:

  • Ductless AC repair
  • Ductless AC installation and replacement
  • Ductless AC maintenance

Schedule ductless mini-split services in Bethesda by calling (800) 950-4619(800) 950-4619.

Heat Pump Services

By moving heat instead of generating it, a heat pump can offer incredible heating efficiency and reverse the process for efficient cooling.

Heat pumps are a great way to cut your energy costs — to say nothing of the improved comfort most experience with the gentler heat compared to a furnace.

We offer a full selection of heat pump services, including:

  • Heat pump repair
  • Heat pump installation and replacement
  • Heat pump maintenance

Indoor Air Quality Services

Did you know that indoor air quality plays a crucial role in comfort, energy efficiency, home cleanliness, and even the upkeep of electronics and mechanical equipment in your home? Let our team improve your air quality needs with comprehensive solutions, such as:

Trust Len The Plumber Heating & Air for indoor air quality solutions in Bethesda. Call (800) 950-4619(800) 950-4619 or schedule service online.

Sign Up for the Whole Home Service Plan

Keeping track of all the maintenance necessary to keep your home working its best can be a real pain — but our Whole Home Service Plan makes it easy and adds extra benefits to boot.

You’ll receive annual heating, air conditioning, and plumbing tune-ups, and you’ll enjoy priority service, 15% off repairs, and access to live call takers seven days a week!

Enroll in Len The Plumber Heating & Air’s service plan by calling (800) 950-4619(800) 950-4619 now.

Choose Len The Plumber Heating & Air for HVAC Services in Bethesda

At Len The Plumber Heating & Air, we want you to be able to get your heating and cooling systems back to normal as quickly as possible. That’s why we offer same day service and 24/7 emergency repairs.

Our experienced technicians drive fully stocked trucks and provide upfront pricing before work begins so we can get the job done right on the first visit without surprise fees.

When you need HVAC services, you can rely on in the Bethesda area, call Len The Plumber Heating & Air at (800) 950-4619(800) 950-4619 or contact us online to get started!

What to Expect
From Len The Plumber Heating & Air

Our local team of highly trained technicians has the tools and experience to provide exceptional service.


We provide thorough and attentive service so every problem gets solved and your peace of mind is restored.

Simplified Home Services

We’re a one-stop shop and can streamline all your plumbing and HVAC services for minimal stress and hassle.

24/7 Availability
& Reliability

We’re here when you need us with same day service seven days a week. We'll handle the job as soon as possible.


You never have to worry about surprise fees. We'll ensure you're aware of any costs before service begins.