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OEM Lennox 17x26x4 x6664 Box Filter
Lennox 17"x26"x4" x6664 MERV 11 Box Filter
Lennox x6664 Box Filter

Lennox Healthy Climate Filter
Model Number: x6664
Nominal Size: 17" x 26" x 4"
Exact Size: 16.625" x 26.75" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Our Price: $35.00

:: Usually Ships in 24 to 72 Hours
: X6664

Description Fits These Units Other Filter Options
Lennox says:
Our HC10 filters remove up to 85% of particles such as dust, dirt, and mold spores down to 3 microns and have no ozone emissions— a known lung irritant.

Lennox is converting their MERV 10 filters to MERV 11. The same part #'s will be used.
Filter and Pressure Rating
Lennox 17x26x4 x6664 MERV 11 Box Filter

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