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24/7 HVAC Services in New Castle, DE

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When you want same day service from top-rated HVAC professionals for your New Castle home, you need Len The Plumber Heating & Air.

With over 25 years of home service experience, we’re proud to offer heating and air conditioning repair, replacement, and maintenance. We know how to keep your home comfortable all year long.

Whether the job is large or small, we’re available and ready to help seven days a week!

Call Len The Plumber Heating & Air at (800) 950-4619(800) 950-4619 to schedule HVAC services in New Castle, DE.

Emergency HVAC Repair

Get 24/7 emergency HVAC repair from our highly trained team. Heating and air conditioning failures can happen at any time, but we’re standing by, ready to help.

You have an HVAC emergency if:

  • You have no heating or cooling.
  • You have an unresponsive thermostat.
  • Your HVAC unit emits buzzing sounds, smoke, or other reason to suspect an electrical issue.

Get the emergency HVAC service you need, without extra charges for evenings and weekends. Schedule 24/7 service by calling (800) 950-4619(800) 950-4619 now.

Air Conditioning Services for New Castle Homes

New Castle summers can get unseasonably hot, making it that much more important that you have an efficient and effective air conditioner.

Keep your AC running smooth and your home cool and comfortable with service from Len The Plumber Heating & Air. Our air conditioning services include:

Call (800) 950-4619(800) 950-4619 today to request same day AC services with our team.

Heating Services in the New Castle Area

Winters can be blistering cold, which is why, as a homeowner, keeping your heating system in top working order is a priority. Trust the professionals at Len The Plumber Heating & Air to ensure your home stays warm throughout even the coldest days and nights.

Our full range of heating services includes:

Furnace Services

Our highly qualified team of HVAC technicians are experts in servicing, repairing, and installing gas and electric furnaces. Trust our experience to keep your unit running efficiently.

Whether your furnace needs routine maintenance to prevent breakdowns or you’re ready for a replacement, we can help.

Give us a call for repairs if your furnace:

  • Emits strange odors
  • Has a yellow or orange pilot light
  • Short-cycles
  • Won’t turn on
  • Emits low airflow

Boiler Services

Homeowners who have boilers heating their homes know to call our team for boiler repair, maintenance, and replacement.

Whether your boiler is powered by gas, oil, or propane or uses radiators or baseboard heating, Len The Plumber Heating & Air has the expertise and resources to ensure a warm and well-heated home.

Request repairs if your boiler:

  • Has pooling water around it
  • Experiences low pressure
  • Has cold radiators
  • Emits whistling sounds

Whatever heating services you need, call Len The Plumber at (800) 950-4619(800) 950-4619 to schedule today!

Heat Pump Services

Heat pumps are great options for New Castle homes. They use refrigerant to transfer heat without generating it like other systems.

This hot and cold air displacement is effective and energy-efficient. But just like other heating and air conditioning systems, heat pumps require professional service to work optimally.

Trust Len The Plumber Heating & Air for:

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

If your heat pump needs service or you’re interested in installing one, call (800) 950-4619(800) 950-4619 or schedule with our team online.

Ductless Mini-Split Services in New Castle

As an alternative to traditional central air conditioning, ductless mini-splits are an energy-saving and reliable option. They use an outdoor air compressor and indoor air handlers to keep your home comfortable.

They’re ideal anywhere, including second stories, detached garages or workshops, in-law suites, and more. Len The Plumber Heating & Air offers:

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

Call (800) 950-4619(800) 950-4619 to schedule ductless HVAC service.

Indoor Air Quality Services

Remove contaminants and airborne pollutants from your home with indoor air quality services. We provide:

Call (800) 950-4619(800) 950-4619 or schedule service online to address the air quality in your home.

Sign Up for the Whole Home Service Plan

Stay ahead of all your home’s HVAC maintenance needs when you sign up for the Whole Home Service Plan with Len The Plumber Heating & Air. You can expect:

  • Priority service
  • 15% off repairs
  • Access to live call takers seven days a week
  • Annual heating and air conditioning maintenance

Call (800) 950-4619(800) 950-4619 to enroll in our Whole Home Service Plan.

Request Same Day HVAC Services for Your New Castle Home

Trust your home comfort needs to Len The Plumber Heating & Air. We have great reviews from your neighbors, and we’re committed to delivering:

Call (800) 950-4619(800) 950-4619 or schedule your service online today.

What to Expect
From Len The Plumber Heating & Air

Our local team of 120 technicians has skills you can trust and provide the care you deserve.


We aim to keep our customers’ lives moving, which means we provide thorough and attentive service every time.

Simplified Home

Minimize stress and maximize convenience with our one-stop shop for HVAC and plumbing services.

24/7 Availability
& Reliability

No matter when you need us, we’re here for you with same day and emergency services you can depend on.

Upfront Pricing

We ensure you know the cost before work begins and don’t charge extra for evening, weekend, or overtime service.