Lennox Replacement Filter X6664 for PCO-12C - 17 x 27 x 4

Lennox Model X6664 Air Cleaner Filter Media - 17 x 27 x 4

Lennox Healthy Climate Merv 10 replacement furnace filter

In most home environments, this filter only needs to be replaced every 12 months. Route AC recommends 10-12 depending upon use.

Features:

Nominal Dimensions

Dimensions: 17" x 27" x 4"

Actual Dimensions

Dimensions: 16 1/2" x 26 3/4" x 3 3/4"

Note: Route AC recommends changing your Lennox filters at least every 10-12 months depending upon use.

Click Here for the Lennox PureAir Product Brochure

Click Here for the Lennox PureAir Homeowner Manual

Click Here for Detailed Installation Instructions

Click Here for Lennox PureAir Product Engineering Data Sheet

MERV stands for Minimum Efficiency Reporting Value. It is a number from a test method designed by the American Society of Heating, Refrigerating, and Air Conditioning Engineers (ASHRAE). The number is intended to help people compare filters. MERV value is 16 and the lowest is 1, a higher MERV rating indicates better filter performance.