• 2015 President's Award logo with nature scene in background
  • Readers' Choice '13 winner
  • BBB accredited business A+ rating
  • Mitsubishi Diamond Dealer
  • Carrier Heat Pumps with Greenspeed Intelligence
  • Certified Technicians

AC Repair, Service, and Installation

Family Enjoying Indoor Air Quality

You might not realize it, but your air conditioner or heat pump system might be the most important equipment inside your home. Day after day, year after year, you depend on these systems to keep you and your family comfortable. Without them, life just wouldn’t be the same. This is why it’s extremely important to not only have a working AC unit or furnace, but have one that’s built to last. Luckily, Hentkowski, Inc. is here to help! We have incredible cooling and heating solutions aimed at your comfort. Whatever your HVAC issue, we have a solution! See below for reasons why we’re the best AC and heating company in the area:

  • Wide Variety of Services
  • High-Quality Products
  • Certified Technicians
  • Fast and Responsive
  • Customers are the #1 Priority
  • Satisfaction Guarantee
  • Experienced and Professional
  • Affordable/Cost-Effective
  • Financing Available
  • And More!

Your Heating & Cooling Specialists!

Just to reiterate, the heating and cooling systems inside your home are extremely important. They keep you cool and refreshed in the summer and warm and cozy in the winter. Your comfort depends on it. This is why we highly recommend an HVAC checkup from Hentkowski, Inc. We have trained professionals focused on your optimal comfort, and we won’t stop until you’re satisfied. Customer satisfaction is our absolute #1 priority. Call us today and you’ll see why we’re the preferred choice for HVAC service in the TechnicianGreater Wilmington area. No one enjoys being hot and sweaty, and no one enjoys being freezing. Contact us today to escape the brisk temperatures of winter and hide from the scorching temperatures of summer. See a list of our amazing heating and cooling services below:

  • AC Repair
  • AC Maintenance
  • AC Installation
  • Heat Pump Service
  • Furnace Repair
  • Thermostat Integration
  • Indoor Air Quality Solutions
  • And more!

Air Conditioning and Heating Experts in Delaware - Residential and Commercial since 1968.


A+ Accredited Business with the BBB

5 time Carrier President’s Award Winner

The News Journal Readers' Choice Winner


  • We are Licensed, Insured and Bonded
  • BPI Certified
  • NATE Certified
  • ServAssure Dealer

Our highest concern that your job is put in professionally, safely, neatly and according to code and the manufacturers specifications.  Read our testimonials

  • Flat Rate Billing
  • Carrier Financing
  • Energyloan

See all of our financing options

We offer many special offers, rebates and information on extended warranties.  Learn more...

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