Suburban's SFQ series furnaces provide maximum heating performance in a ducted unit, and come with an amazing list of features:

• Capacities of 20,000 BTU's, 25,000 BTU's, 30,000 BTU's, 35,000 BTU's, and 40,000 BTU's
• Only 7-1/2” high, they can be installed in areas that might be left unused
• Nine (9) duct connection choices (top, front, side and bottom).
• Choice of models for either inside installation or installation from the outside
• SF Models feature top, or side rear gas connections, and optional exterior service access door
• SF-F Models are designed for interior installation and serviceability
• All SF models have Identical cabinet dimensions, and feature quiet stainless steel burners, sealed forced-draft combustion, automatic direct spark ignition, and low amp draw
• DIMENSIONS:   H= 7-1/2", X W= 17", X D= 20"