- What is the difference between the Lennox Equipment Limited Warranty and the Lennox 10-Year Extended Limited Warranty Program?
- What is AHRI?
- Why can't I purchase Lennox products online?
- What is the difference between R-22 and R-410A refrigerants?
- Where can I find pricing information?
- What does ISO 9000 mean?
- What is an AHRI-matched system?
- How can I compare one Lennox® product to another?
- What is the difference between an ARI and AHRI?
- What's so special about Lennox Dealers?
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.