Feature Chart	XV80	XL80
• Two-Stage Operation	x	x
• Two-Speed Draft Inducer Motor	x	x
• High Efficiency Variable Speed Blower Motor	x
• Comfort - T Mode (Enhanced Humidity Control)	x
• Super EfficientAir Purification Mode	x
• Factory Wired for optional Humidistat (Cooling)	x	x
• Slow Opening Gas Value (Quiet Valve)	x	x
• Insulated Blower Compartment	x	x
• Service Diagnostic Sight Glass	x	x
• Adjustable Heating Fann "Off" Timing	x	x
• Cleanable Filter	x	x
• Hinged Single Door Filter Access (On Upflow Models Only)	x	x
• Adjustable Internal Filter Rack	x	x
• Gasketed Blower Door	x	x
• Two-Tone Painted Cabinet	x	x
• Adaptive Silicon Nitride Hot Surface Igniter	x	x
• 20 Year Non-Prorated Limited Warranty On Heat Exchanger	x	x
• 5 Year Limited Warranty On All Internal Functional Parts	x	x
• Optional Extended Warranties Available (Ask your dealer for details.)	x	x