Lennox X6666 - PureAir PCO-12C Replacement Filter 17x26x4 MERV 16

In most home environments, this filter only needs to be replaced every 3-4 months.

Actual size 16-5/8" x 25-7/8" x 4"

FITS THE FOLLOWING MODELS:

  • ?Lennox PCO12-10, PCO-12C