Nexus Series
Ultra-Efficiency
Sterling HVAC introduces the leading-edge Nexus unit heater, featuring performance effciencies of 97% with a single-stage, two-stage or full modulation firing rate across 6 sizes, 50-400 MBH using natural gas and LP gas for application flexibility.
GG Series
Garage
Take back the garage for year-round use. GG Series gas-fired, low-profile garage unit heaters are both residential and commercial outbuilding certified (non-occupied spaces only) in seven configurations to suit every area. Quiet, thermostat-controlled and easily installed–they stay out of the way and let you keep working comfortably. Units are ready for standard or separate combustion all in one unit.
XF & XC Series
Convertible Venting Type Tubular
The "XF/XC" Series units are highly efficient, extremely durable and designed so they can be installed in either standard or separated combustion venting configurations without requiring modification to the unit itself. Each with a 10-year heat exchanger, flue collector and burner warranty.
Shield GF Series
Greenhouse/High-Moisture
Sterling HVAC Shield propeller units are the perfect gas-fired heaters for use in moisture-corrosive environments such as greenhouses, waste water treatment plants or agricultural and food-service industries, thanks to a corrosion-resistant stainless steel exchanger and cabinet.