About Mullhausen Heating & Air Conditioning Company
Mullhausen Heating & Air Conditioning Company works from Bynum Road in Forest Hill and serves Harford and Baltimore Counties. It services and installs oil and gas furnaces, heat pumps, air conditioners, boilers and oil-fired water heaters, designs and installs ductwork, and also does oil tanks, humidifiers, media air filters and electronic air cleaners. Customers can cut annual fuel use by up to 35% with a high efficiency oil-fired boiler. A 24-hour emergency line is available, office hours run Monday to Friday from 7:30 AM to 4:30 PM, and a first service call carries a $10 discount. The company is licensed, bonded and insured under HVACR license 6538 and MHIC 28267. Rated 4.9 from 21 Google reviews, 20 of them five stars.
Services and details
Installs heat pumps
YesDuctwork
YesFurnaces and boilers
YesEmergency service
YesStates license and insurance
Yes
No information yet on load calculation (Manual J), energy audit or air sealing, ductless mini-splits, geothermal, cold-climate heat pumps, dual-fuel or hybrid systems, rebate and EmPOWER help, financing, maintenance plans, nATE-certified technicians. The website did not say; call and ask.
Contact
- (410) 836-7300
- 500 Bynum Ridge Rd, Forest Hill, MD 21050
- 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 Forest Hill.