Armstrong HVAC LLC

Armstrong HVAC LLC Armstrong HVAC LLC is a family owned business with 20+ years of experience with commercial and residential HVAC

04/14/2026

April 2026 will be the last month Armstrong HVAC will be open for business under normal operations. The past 3 years have been incredible, with lots of peaks and valleys. However, there has been little to no growth through the last year and we have made the difficult decision to pursue other options. We want to thank everyone that trusted us to provide HVAC services, it did and still does mean the world to us.

From our family to yours, have a happy Thanksgiving!!!!
11/27/2025

From our family to yours, have a happy Thanksgiving!!!!

Before and after of an exhaust fan change out for Park Plaza condos in Wilmington. Greenheck just makes a better piece o...
09/03/2025

Before and after of an exhaust fan change out for Park Plaza condos in Wilmington. Greenheck just makes a better piece of equipment. This job was a lot of fun but a lot of hard work. We didn’t use a crane, just carried the new fan up the stairs. Then we cut the old equipment into manageable pieces and carried it out. Off to the next one…

Circuit 1 compressor change out. Hardest part was getting the new compressor on the roof. They don’t call us Armstrong f...
08/23/2025

Circuit 1 compressor change out. Hardest part was getting the new compressor on the roof. They don’t call us Armstrong for nothing 😆
Off to the next one…

Repairing a drain fl**ge for a cold well. Original plan was to reuse the old valve but that thing was crusted like the T...
07/30/2025

Repairing a drain fl**ge for a cold well. Original plan was to reuse the old valve but that thing was crusted like the Titanic. New valve and drain fl**ge, no more leaks. Off to the next one

I have never seen a capacitor like this. 35/7.5 usually will fit in my hand. This thing weighed 5 pounds 😂
07/30/2025

I have never seen a capacitor like this. 35/7.5 usually will fit in my hand. This thing weighed 5 pounds 😂

Your support keeps Armstrong HVAC visible and thriving online. How do you show your support?
07/08/2025

Your support keeps Armstrong HVAC visible and thriving online. How do you show your support?

Happy 4th of July! How will you be celebrating? 🎆
07/04/2025

Happy 4th of July! How will you be celebrating? 🎆

07/01/2025

Let us handle the hard work so you can sit back and relax.

📞Contact us today to get started! 302-382-2886

06/26/2025

Have questions? Drop them in the comments or send us a message—we’re here to help!

Address

Hartly, DE
19953

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 4pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm

Telephone

(302)3822886

Website

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