Sterling - Model HS - Hot Water Unit Heaters
Sterling model “HS” horizontal unit heaters are available in both serpentine and header designs. Serpentine units offer outputs from 8030 to 35,900 BTUs and are ideal for hot water installations with limited clearances. Header type horizontal units range from 18,000 to 360,000 BTUs, and can operate with either hot water or steam. Both units come standard with totally enclosed motors. Explosion-proof motors are also available.