Evolution® System Plus 95s™ Gas Furnace (Best)

• PerfectSense™ technology for up to 73% tighter temperature control over single stage furnaces
• Quiet when it counts
• Evolution® Control ready
• Ultimate cost-savings energy efficiency to 95% AFUE
• Perfect Humidity™
• Fan On Plus™ technology
• Sealed combustion system
• Pilot-free PerfectLight™ ignition
• Filter cabinet
• Lifetime limited warranty on heat exchanger
• 10-year parts limited warranty upon registration

Preferred™ Series Plus 80t™ Gas Furnace (Better)

• Energy efficiency-Up to 80% AFUE
• Perfect Heat™ technology
• Fan On Plus™ technology
• QuieTech™ noise reduction system
• Pilot-free PerfectLight™ ignition
• High efficiency air filtration cabinet
• 10-year parts and 20-year heat exchanger limited warranty upon registration (312AAV)
• 10-year parts and 20-year heat exchanger limited warranty upon registration (312JAV)

Legacy™ Line Plus 80™ Gas Furnace (Good)

• Energy efficiency - Up to 80% AFUE
• Fan On Plus™ technology
• QuieTech™ noise reduction system
• High efficiency air filtration cabinet
• Pilot-free PerfectLight™ ignition
• Filter cabinet
• 20-year heat exchanger limited warranty
• 5-year parts limited warranty