- Fan On Plus™ technology lets you choose the speed of continuous fan operation with a compatible control
- QuieTech™ noise reduction system
- Pilot-free PerfectLight™ ignition
- Insulated cabinet for quieter operation
- Low NOx models available (811SA)
- 20-year limited warranty on heat exchanger3
- 10-year parts limited warranty upon timely registration2
1To the original owner, when product is used in an owner-occupied residence, a 20-year heat exchanger parts limited warranty upon timely registration of your new equipment. See warranty certificate for details
2 To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details.
3 20-Year Heat Exchanger Limited Warranty. When used in an owner-occupied residence. See warranty certificate for details.
