Specifications
- Nominal Dimensions:Â 17 X 26 X 4
- Actual Dimensions:Â 16.5 X 25.875 X 3.9375
- Replace Every:Â 180 days
$149.99 / Year
Factory original filter from Lennox. This?Healthy Climate?MERV?11 filter fits the PureAir?air purification system. The X6664 cartridge can last up?to?6 months, though product replacement life cycle depends on the individual conditions and needs of your?home.