• 80% AFUE
• Heating size range 50,000-125,000 Btuh
• 1-1/2 to 5-tons cooling capacity supported
• Crimp-Tite™ aluminized steel heat exchanger with 20-year limited warranty; 5-year limited warranty on components (see warranty certificate for details)
• Heavy-gauge, pre-painted cabinet provides corrosion protection
• Multi-position for upflow, counterflow or horizontal applications
• Vertical venting or horizontal with power venter
• 5-amp fused low-voltage circuit protection
• Common LP kit for all Aire-Flo gas furnaces
• Certified to ANSI and CSA standards

source: aireflo-hvac.com