2121 Bear Corbitt Rd
Bear, DE 19701
(302) 838-6905

Local Reviews

Rated 5.0 out of 5 stars based on 44 customer reviews

Excellent Service

I have been a customer of D&T Heating and Cooling for many years. They are the only company I trust for my HVAC services and I always highly recommend them to others. The staff in the office and the technicians are excellent!

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Heater Serviced

Very,clean friendly, suggested ideas Very happy

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Part of warranty check

Good people, have recommended you to others such as my father.

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Excellent service

He was friendly and professional

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Excellent service

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Excellent Service!!!!

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Excellent service

Always prompt, professional, and skilled service.

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Great

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Excellent Service

As always prompt service and excellent customer service.

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The best hvac company.

Everyone at D&T is very friendly and polite. They’re professional and always do a thorough job when servicing my hvac.

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Great Service Awesome Tech

Service was great, the tech was kind, and communicative.

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Excellent service

Friendly great service & extremely informative

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Excellent service!

Tyler was very professional and had excellent communication regarding our heating service.

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Excellent service

Tyler was on time and professional. He asked questions and went right to work. He left the area orderly and neat. He also took some information on my mini split to research a question I had about installing wifi.

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Technician’s are the best!

Staff is always a pleasure having over to perform maintenance. Knowledgeable, courteous, and true professionals!

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Job Locations

Tyler M.

Tyler M. Job Checkin

Just replaced the flue piping for an 80% Lennox Natural Gas Furnace. The port going to the chimney was FILLED with sediment from the previous Oil Furnace that took a decent amount of time to clean out, but we got it done! Everything looks perfect and is completely sealed to the wall so no more breathing CO, enjoy the clean air!

Just replaced the flue piping for an 80% Lennox Natural Gas Furnace. The port going to the chimney was FILLED with sediment from the previous Oil Furnace that took a decent amount of time to clean out, but we got it done! Everything looks perfect and is completely sealed to the wall so no more breathing CO, enjoy the clean air!

Tyler M.

Tyler M. Job Checkin

Just performed a Routine Maintenance & Tune Up on a Luxaire Natural Gas Furnace that we installed 11 years ago in the Thornton Pennsylvania area. After noticing that the blower wheel is beginning to get caked up, I recommended to get a blower wheel cleaning. We had to come back and replace the Steam Humidifier canister anyways, so it all works out perfectly. Other than those 2 things, everything looked great and you should enjoy a very comfortable winter! Single digits are no match for that unit

Just performed a Routine Maintenance & Tune Up on a Luxaire Natural Gas Furnace that we installed 11 years ago in the Thornton Pennsylvania area. After noticing that the blower wheel is beginning to get caked up, I recommended to get a blower wheel cleaning. We had to come back and replace the Steam Humidifier canister anyways, so it all works out perfectly. Other than those 2 things, everything looked great and you should enjoy a very comfortable winter! Single digits are no match for that unit

Tyler M.

Tyler M. Job Checkin

Just finished up my last maintenance for the day with a 10 year old Arcoaire Gas Furnace in the Elkton, Maryland area. Everything looked perfect and all my tests pointed towards a healthy unit! Thank you Christine for allowing us in your home and trusting us with your comfort. Enjoy your year and call us if you have any questions or concerns. Thanks again!

Just finished up my last maintenance for the day with a 10 year old Arcoaire Gas Furnace in the Elkton, Maryland area. Everything looked perfect and all my tests pointed towards a healthy unit! Thank you Christine for allowing us in your home and trusting us with your comfort. Enjoy your year and call us if you have any questions or concerns. Thanks again!

Tyler M.

Tyler M. Job Checkin

Just completed a Routine Maintenance & Tune Up on a Goodman Natural Gas Furnace that we installed last year in the Bear Delaware area. This maintenance was included with the purchase of the new system, so no charge to them! Everything looked fine, just had to adjust the gas pressure and it was perfect after that! Thank you so much for allowing us in your home and trusting D&T with your comfort. If you have any questions or concerns, please don’t estimate to give us a shout.

Just completed a Routine Maintenance & Tune Up on a Goodman Natural Gas Furnace that we installed last year in the Bear Delaware area. This maintenance was included with the purchase of the new system, so no charge to them! Everything looked fine, just had to adjust the gas pressure and it was perfect after that! Thank you so much for allowing us in your home and trusting D&T with your comfort. If you have any questions or concerns, please don’t estimate to give us a shout.

Tyler M.

Tyler M. Job Checkin

Just got done a Routine Maintenance & Tune Up on a Luxaire Gas Furnace that we installed 12 years ago in the Wilmington Delaware area. Everything looked perfect and up to par with a new unit! Thank you so much to Ky for allowing us in your home and trusting us with the comfort of your seasons. If you have any questions or concerns, please do not hesitate to give us a call. Stay warm!

Just got done a Routine Maintenance & Tune Up on a Luxaire Gas Furnace that we installed 12 years ago in the Wilmington Delaware area. Everything looked perfect and up to par with a new unit! Thank you so much to Ky for allowing us in your home and trusting us with the comfort of your seasons. If you have any questions or concerns, please do not hesitate to give us a call. Stay warm!

Tyler M.

Tyler M. Job Checkin

Just performed a Routine Maintenance & Tune Up on a 13yr old Lennox Natural Gas Furnace in the Wilmington Delaware area. The unit itself looked perfect and just needed a good cleaning and wipe down. The flue piping was a different story, being it was only taped to the wall and not properly connected. After explaining what needed to be done, I gave the homeowners a fair quote and they approved it on the spot. We will be back out soon to get them up to par! Thanks again megan, enjoy your day!

Just performed a Routine Maintenance & Tune Up on a 13yr old Lennox Natural Gas Furnace in the Wilmington Delaware area. The unit itself looked perfect and just needed a good cleaning and wipe down. The flue piping was a different story, being it was only taped to the wall and not properly connected. After explaining what needed to be done, I gave the homeowners a fair quote and they approved it on the spot. We will be back out soon to get them up to par! Thanks again megan, enjoy your day!

Tyler M.

Tyler M. Job Checkin

Just performed a Routine Maintenance on an American Standard Propane Furnace that we installed 9 years ago in the Landenberg Pennsylvania area. Everything was looking top notch except a flame sensor that was beginning to deteriorate from the propane gas. I recommended replacement soon just so they aren’t out of heat for something as simple as a faulty sensor. After a good wipe down and vacuuming, this unit was looking brand spanking new! Thank you April for your continued trust and support!

Just performed a Routine Maintenance on an American Standard Propane Furnace that we installed 9 years ago in the Landenberg Pennsylvania area. Everything was looking top notch except a flame sensor that was beginning to deteriorate from the propane gas. I recommended replacement soon just so they aren’t out of heat for something as simple as a faulty sensor. After a good wipe down and vacuuming, this unit was looking brand spanking new! Thank you April for your continued trust and support!

Tyler M.

Tyler M. Job Checkin

Just performed a Routine Maintenance & Tune Up on a 12 year old Carrier Heat Pump in Middletown Delaware. Everything looked perfect, no complaints at all! Thank you so much to Dorothy for allowing us in your home and trusting us with your comfort. We are lucky to have armed your support, please let us know if there are any questions or concerns you might have. We are always just a quick call away! Thank you again and enjoy your weekend!

Just performed a Routine Maintenance & Tune Up on a 12 year old Carrier Heat Pump in Middletown Delaware. Everything looked perfect, no complaints at all! Thank you so much to Dorothy for allowing us in your home and trusting us with your comfort. We are lucky to have armed your support, please let us know if there are any questions or concerns you might have. We are always just a quick call away! Thank you again and enjoy your weekend!

Tyler M.

Tyler M. Job Checkin

Just performed a Routine Maintenance & Tune Up that we included in a Goodman Natural Gas Furnace install that we did last January in the Newark, Delaware area. Everything looked perfect and didn’t need any adjustments. Just a good vacuum and wipe down, and she was on her way! Thank you to Wayne and Martha for allowing us in your home and trusting us with your comfort, if you have any questions or concerns you know who to call! Enjoy your year

Just performed a Routine Maintenance & Tune Up that we included in a Goodman Natural Gas Furnace install that we did last January in the Newark, Delaware area. Everything looked perfect and didn’t need any adjustments. Just a good vacuum and wipe down, and she was on her way! Thank you to Wayne and Martha for allowing us in your home and trusting us with your comfort, if you have any questions or concerns you know who to call! Enjoy your year

Tyler M.

Tyler M. Job Checkin

Was able to do a Routine Maintenance & Tune Up on a 27 year old Ruud Natural Gas Furnace in the Wilmington, Delaware area. Definitely showing its age in some corners, but it is still kicking safely produced heat! They truly don’t make them like they used to and units like this prove that point every single day. Thank you Paul for allowing us in your home and trusting us with your comfort. Any questions or concerns you may have, you know who to call! Thanks again

Was able to do a Routine Maintenance & Tune Up on a 27 year old Ruud Natural Gas Furnace in the Wilmington, Delaware area. Definitely showing its age in some corners, but it is still kicking safely produced heat! They truly don’t make them like they used to and units like this prove that point every single day. Thank you Paul for allowing us in your home and trusting us with your comfort. Any questions or concerns you may have, you know who to call! Thanks again

Tyler M.

Tyler M. Job Checkin

Just finished up a Routine Maintenance & Tune Up on a Goodman Heat Pump that we installed last year in Wilmington, Delaware. Everything looked perfect and didn’t have anything to nit-pick about it. Thank you to Greg for allowing us in your home & trusting us with your comfort! If you have any questions or concerns, please do not hesitate to give us a call. We’re always available for ya!

Just finished up a Routine Maintenance & Tune Up on a Goodman Heat Pump that we installed last year in Wilmington, Delaware. Everything looked perfect and didn’t have anything to nit-pick about it. Thank you to Greg for allowing us in your home & trusting us with your comfort! If you have any questions or concerns, please do not hesitate to give us a call. We’re always available for ya!

Tyler M.

Tyler M. Job Checkin

Just finished a Routine Maintenance & Tune Up on a 9 year old Goodman Heat Pump in the Bear Delaware area. After seeing both capacitors we’re pretty low, Alex decided to give the green light to get those swapped out. I also noticed that the defrost timer was on the wrong delay and got that switched over for him as well. After that, everything seemed to be spic and span! Thank you to Alex for allowing us in your home and trusting us with your family’s comfort! You know where to find us.

Just finished a Routine Maintenance & Tune Up on a 9 year old Goodman Heat Pump in the Bear Delaware area. After seeing both capacitors we’re pretty low, Alex decided to give the green light to get those swapped out. I also noticed that the defrost timer was on the wrong delay and got that switched over for him as well. After that, everything seemed to be spic and span! Thank you to Alex for allowing us in your home and trusting us with your family’s comfort! You know where to find us.

Tyler M.

Tyler M. Job Checkin

Just got finish doing a double Routine Maintenance & Tune Up on 9 year old Carrier Gas Furnaces in Bear Delaware. The one in the attic had a decent amount of material that was building up on the blower fins. After approving my recommendation of pulling it out and cleaning it, that’s exactly what I did! Clean as a whistle now, still wouldn’t eat off of it. The basement one was looking perfect and didn’t need any extra work done to it. Thanks for having us and enjoy the comfortable heat!

Just got finish doing a double Routine Maintenance & Tune Up on 9 year old Carrier Gas Furnaces in Bear Delaware. The one in the attic had a decent amount of material that was building up on the blower fins. After approving my recommendation of pulling it out and cleaning it, that’s exactly what I did! Clean as a whistle now, still wouldn’t eat off of it. The basement one was looking perfect and didn’t need any extra work done to it. Thanks for having us and enjoy the comfortable heat!

Tyler M.

Tyler M. Job Checkin

Just finished up a Routine Maintenance & Tune Up on an 8 year old Luxaire Gas Furnace that we installed in the Newark Delaware area. Everything is looking superb and we expect Gill and his family to have a very comfortable season! Thank you to Gill for allowing us in your home and trusting us with all of your HVAC needs. If there’s any other questions or concerns that pop in your head, please don’t hesitate to give us a shout. We’re always just a call away!

Just finished up a Routine Maintenance & Tune Up on an 8 year old Luxaire Gas Furnace that we installed in the Newark Delaware area. Everything is looking superb and we expect Gill and his family to have a very comfortable season! Thank you to Gill for allowing us in your home and trusting us with all of your HVAC needs. If there’s any other questions or concerns that pop in your head, please don’t hesitate to give us a shout. We’re always just a call away!

Tyler M.

Tyler M. Job Checkin

Just finished up a Routine Maintenance & Tune Up on a 3 year old Goodman Propane Furnace that we installed in the West Grove Pennsylvania area. Everything looked fine and dandy, so we expect Filip and his family to have very comfortable season! Thank you so much for allowing us in your home and resisting us with your family’s comfort. If there’s anything else we can, please don’t hesitate to give us a shout! We’re always just a phone call away. Thank you again!

Just finished up a Routine Maintenance & Tune Up on a 3 year old Goodman Propane Furnace that we installed in the West Grove Pennsylvania area. Everything looked fine and dandy, so we expect Filip and his family to have very comfortable season! Thank you so much for allowing us in your home and resisting us with your family’s comfort. If there’s anything else we can, please don’t hesitate to give us a shout! We’re always just a phone call away. Thank you again!