About Hardell Services
Hardell Services has supplied Washington County with heating oil since 1946 and also runs an HVAC division from Hagerstown. It installs and services furnaces, boilers, heat pumps and geothermal units, replaces older systems, and handles new homes needing a fresh system. Duct cleaning, natural gas service and budget plans for fuel customers round out the offer. Real 24/7 emergency service is provided with a stocked supply of replacement parts, and the Service Agreement starts at $245 per year. New customers can get promotions, and free installation quotes are offered. Rated 4.6 from 35 Google reviews, 31 of them five stars and 3 one star. The company is also hiring and publishes a blog, and its technicians are described as dependable and experienced.
Services and details
Installs heat pumps
YesGeothermal
YesFurnaces and boilers
YesEmergency service
YesMaintenance plans
Yes
No information yet on load calculation (Manual J), energy audit or air sealing, ductwork, ductless mini-splits, cold-climate heat pumps, dual-fuel or hybrid systems, rebate and EmPOWER help, financing, nATE-certified technicians, states license and insurance. The website did not say; call and ask.
Contact
- (301) 739-0743
- 44 Garlinger Ave, Hagerstown, MD 21740
- Website
- View on Google Maps
Listing compiled from public sources on 2026-10-18. Report a correction or request removal. Back to heat pump installers in Hagerstown.