BioTherm is proud to announce our new OEM relationship with Sterling to bring you a great option for your unit heater investment!

Available in multiple sizes, these heaters are designed to fit facilities of any size, are competitively priced, and offer greater efficiency than other models on the market.

Call 1-800-GET-HEAT to order!

GG Series
82% Thermal Efficiency
Size Range: 30-120 MBTUH
NG/LP Compatibility

XF/XC Series
83% Thermal Efficiency
Size Range: 100-400 MBTUH
NG/LP Compatibility

Matrix Series – HIGHEST EFFICIENCY
93% Thermal Efficiency
Size Range: 50-400 MBTUH
Gas-Fired, Condensing Unit Heater