Feb 3, 2015 · If you have any questions about where your filter goes, or how to install a new one, your local Lennox Dealer can help. If you have already replaced your filter, and your system …

video tutorial on how to replace the air filter on a Lennox air unit HERE'S THE FILTER I GOT ( AMAZON )...more

Lennox 16x25x5 X6670 MERV 11 Box Replacement Filter for Lennox and Honeywell. Need help?

May 16, 2025 · This guide details how to find the filter location on various Lennox AC models, outlines types of filters, and provides expert tips for easy maintenance in American homes.

Find a variety of genuine OEM AC & Furnace filters from Lennox for your air conditioner and/or furnace unit. Replacement filters for Lennox HVAC systems.

This guide provides detailed information on where to find the air filter in various Lennox air conditioning systems, along with tips for effective filter replacement and maintenance.

Lennox air filters provide powerful filtration without restricting airflow. Buy Lennox air filter and Lennox air cleaners on LennoxPros now.

Buy high quality replacement air filters for Lennox furnace or AC systems, made with high quality materials in the USA and delivered to your door!

See why it's best to consult a Lennox ® Dealer for any replacement parts you may need. Get details on filter maintenance and sign up for filter change reminders. Lennox (NYSE: LII) is a …

Nov 18, 2025 · Learn the exact specifications and simple steps needed to choose and replace the right filter for your Lennox HVAC unit.