FREQUENTLY ASKED QUESTIONS
Perfect comfort is something we want you to experience long after you’ve purchased your Lennox® product. That’s why we offer a collection of resources that make it as easy as possible for you to get the answers and support you need.
If my registration for the Lennox 10-Year Extended Limited Warranty Program is denied, whom do I contact?
                    Contact Lennox at 1-800-953-6669.  Please have your reference number available.
                
            Topics
- Air-Conditioning Refrigerants
 - Carbon Monoxide
 - Care and Maintenance
 - Energy Efficiency
 - Finding Your Model Number
 - Heating and Cooling Technologies
 - Improving Indoor Air Quality
 - Indoor Air Quality Issues
 - Indoor Air Quality Systems
 - Product Pricing and Purchasing
 - Product Ratings
 - Quiet Operation
 - Repair Parts
 - System Filters
 - System Performance
 - Thermostat Recycling
 - Thermostats and Controls
 - Troubleshooting
 - Warranty Information
 
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