Features:

• Up to 80% AFUE
• Nominal: 56,000-90,000 BTUH input
• 2-4 ton capacity
• High-efficiency drum heat exchanger delivers heat at low air resistance
• Large, permanent, washable air filter
• Appliance-quality door protects against rust and corrosion
• Reliable burner supports optimal heat exchanger performance
• Fully-insulated furnace cabinet reduces noise and enables energy efficiency