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HVAC Services in Annandale, VA

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With humid summers, snowy winters, and plenty of rain, Annandale’s climate can challenge your comfort. Len The Plumber Heating & Air has proudly served homeowners for over 25 years. We have the experience and skills required to ensure seamless indoor comfort.

Our team is available for same day service seven days a week, and you never have to worry about extra fees for evening and weekend call-outs.

Prepare for absolute comfort with service from Len The Plumber Heating & Air. Call (800) 950-4619(800) 950-4619 to request a service appointment.  

24/7 Emergency HVAC Repair

HVAC systems don’t always break down during normal business hours. Len The Plumber Heating & Air is always ready to take your call and provide fast heating and cooling solutions.

We’ll address HVAC emergencies as soon as possible. Comfort should be available 24/7, and so are we.

If you can’t afford to wait for the repair you need, request 24/7 emergency HVAC service by calling Len The Plumber Heating & Air at (800) 950-4619(800) 950-4619 now.

Air Conditioning Services for Annandale Homes

Keep the summer heat out of your home with AC solutions from Len The Plumber Heating & Air. Our HVAC technicians are background-checked for your peace of mind and highly trained to deliver the best service. We offer:

  • Air conditioning repair: DIY repairs can invalidate your warranty and expose you to hazardous components, so always rely on a certified professional.
  • Air conditioning installation and replacement: An AC upgrade can reduce monthly bills and guarantee reliable comfort for years to come. If you choose an ENERGY STAR® product, you may qualify for a rebate.
  • Air conditioning maintenance: Regular tune-ups will lead to fewer repairs and reduced risk of premature system replacement.

Stay cool all summer by scheduling air conditioning services with Len The Plumber Heating & Air. Call (800) 950-4619(800) 950-4619 now!

Heating Services in the Annandale Area

When Annandale’s chilly winters strike, you can count on our team to perform the heating services you need. Whether you have gas, electric, or propane heating, we have the skills to service your unit. We offer:

Furnace Services

We service all brands of gas and electric furnaces. We can repair issues like short-cycling, yellow pilot lights, and uneven heating.

Our team also performs routine furnace maintenance to undo the wear and tear of every season. When your unit reaches the end of its service life, you can turn to our team for expert furnace replacement.

Boiler Services

Our HVAC technicians will take care of all your boiler service needs. If your boiler leaks, emits strange smells, or is slow to heat, we can restore your unit with fast repairs and prevent future issues with routine maintenance. We also resolve baseboard and radiator issues that can impact your boiler’s performance.

If it’s time to wave goodbye to your older unit, our team will guide you to the best model for your needs and expertly install your new boiler.

Call Len The Plumber Heating & Air at (800) 950-4619(800) 950-4619 to book same day heating services in Annandale.  

Heat Pump Services

Heat pumps offer year-round climate control from a single unit. In heating mode, they transfer heat into your home in the winter. In cooling mode, they reverse the process to keep your home comfortable during the summer.

Heat pumps are renowned for their exceptional energy efficiency and eco-friendliness. Turn to Len The Plumber Heating & Air for:

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

Experience the efficiency of heat pump technology with services from Len The Plumber Heating & Air. Call (800) 950-4619(800) 950-4619 now to request same day service.  

Ductless Mini-Split Services in Annandale

Ductless mini-splits provide climate control for individual rooms. They don’t rely on ductwork, so they’re easy to install and more energy-efficient. If you’re interested in zoned heating and cooling, mini-splits are a great option for your Annandale home. We offer:

  • Ductless mini-split repair
  • Ductless mini-split installation and replacement
  • Ductless mini-split maintenance

Schedule ductless HVAC services in Annandale with Len The Plumber Heating & Air. Call (800) 950-4619(800) 950-4619 now for same day service seven days a week.

Indoor Air Quality Services

Clean air can reduce allergy symptoms, prevent mold growth, and remove volatile inorganic compounds from your air. Len The Plumber Heating & Air provides the air quality solutions you need, including:

Sign Up for the Whole Home Service Plan

Annual HVAC maintenance dramatically improves your system’s lifespan and efficiency. We know keeping up isn’t always easy, so we’ve created the Whole Home Service Plan to streamline routine tune-ups.

As a member, you’ll receive annual heating, AC, and plumbing maintenance. You’ll also benefit from a 15% repair discount, priority service, and access to a live call taker seven days a week.

Sign up for the Whole Home Service Plan by calling Len The Plumber Heating & Air at (800) 950-4619(800) 950-4619.

Request Same Day Service in Annandale

With Len The Plumber Heating & Air, we always provide prompt service with great results. Only the best of the best drive our fully stocked service trucks, so you can count on premier repair, replacement, and maintenance.

We also offer upfront pricing without surprise fees and financing options on approved credit to make getting the services you need as easy as possible.

Experience Len The Plumber Heating & Air’s service excellence for yourself. Call (800) 950-4619(800) 950-4619 to request same day service seven days a week.  

What to Expect
From Len The Plumber Heating & Air

Our highly trained technicians can resolve all your repair, installation, and maintenance needs.


We strive to exceed your expectations with innovative technology and tried-and-true methods.

Simplified Home

We provide streamlined plumbing and HVAC services that are efficient, easy, and tailored to your needs.

24/7 Availability
& Reliability

Our local team always provides prompt and reliable assistance whenever you need us most.

Upfront Pricing

Experience peace of mind with comprehensive pricing before service begins without hidden fees.