We provide professional heating services to residential, commercial, and insitutional facilities in Columbia and the surrounding counties of Rensselaer, Greene, and Dutchess.
- Gas furnaces
- Oil furnaces
- Heat pumps
- LP and natural gas furnaces and boilers
- Geothermal heating
- Rooftop units
- Split systems
- Ductless Mini-Split A/C and Heat Pumps
- Custom duct work and more!
G.H. Herrmann is a factory authorized York Dealer. We are a fully insured contractor, EPA certified, and offer certificates of insurance and worker's compensation upon request.
Emergency service available. Call now!
Proudly serving Columbia and the surrounding counties with 40 years of expertise!
A/C & Heat Pumps
Mitsubishi Ductless Mini Split System
YORK Residential & Commercial Systems
CARRIER Residential & Commercial Systems
TRANE Residential & Commercial Systems
York Package commercial roof top units
Carrier Package commercial roof top units
TRANE Package commercial roof top units