The Sterling Nexus series gas unit heaters are the most efficient and advanced unit heaters available! They are the only +90% efficient unit heaters that come standard with:
- Modulating controls which allow the heaters to vary their output anywhere from 35% to 100% of capacity. Modulation is automatically handled by the heater, so no special thermostat is needed. Up to 99% efficiency can be obtained at its lowest output!
- Stainless steel casing and heat exchanger provides maximum protection against moisture and rust making them a great option for greenhouses, processing plants, agricultural buildings, and any other area where moisture is a problem.
- Best in class heat delivery with an average air temperature raise of 55° and heat throw of up to 150'.
Sterling Nexus heaters are designed for suspended mounting and require a vent pipe and connections to gas, electric, and condensate lines for installation. Some wiring required. Requires 110/120v electricity. Designed for propane or natural gas. All units can be vented with PVC pipe.
- +96% efficient
- Made in the USA
- Certified for residential, commercial, and industrial use
- 3 to 1 modulating controls
- Power vented exhaust
- Separated combustion capable
- Stainless steel casing and heat exchanger
- 10 year warranty on the burner and heat exchanger