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The Sterling sus-8 Suntemp baseboard heater is an 8-foot hydronic baseboard unit designed for residential and light commercial hot water heating systems. It comes complete with a 3/4 inch sweat-connect copper element and aluminum fins, making it a ready-to-install solution for HVAC professionals and plumbers working on forced hot water systems. This unit delivers 4,480 net BTU at 180 degrees Fahrenheit water temperature with a flow rate of 1 gallon per minute, making it a reliable performer for standard heating zones. The enclosure is painted white, giving it a clean, finished look that blends into most interior settings without additional prep work. At 2-13/16 inches thick and 7-7/8 inches tall, the Sterling sus-8 fits standard baseboard profiles and installs along walls with minimal clearance requirements. The unit weighs 20 pounds and includes one splice plate, which simplifies multi-section runs and inline connections. Hydronic baseboard heaters like this one work by circulating hot water from a boiler through the copper tube and fin element, which radiates heat into the room through natural convection. This method of heat delivery is quiet, efficient, and consistent, making it a preferred choice among HVAC technicians for zone-controlled heating layouts. The aluminum fin and copper tube construction promotes efficient heat transfer while resisting corrosion over long service life. This baseboard is compatible with standard residential boiler systems and is built to handle the demands of daily operation in heating zones that require dependable output.
The Sterling sus-8 is a complete, ready-to-install 8-foot hydronic baseboard heater with a 3/4 inch copper element, delivering 4,480 BTU for standard hot water heating zones. Its aluminum and copper construction and white-painted finish make it a practical, long-lasting choice for HVAC and plumbing professionals.
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