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Lennox X6667

Nothing Generic, "Equivalent" or Off Brand.™

This is a genuine Lennox X6667 Filter 21X26X4 Merv 10 for exact fit and function.
Lennox X6667

Lennox X6667 FILTER 21X26X4 MERV 10

4.6 213 Google reviews (4.6/5) 92% +
$50.76

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Condition: New

Quality: Highest (OEM — Original Equipment Manufacturer)

Inner pack dimensions:
Length: 3.9"
Width: 21.2"
Height: 25.7"

Procurement classification (UNSPSC / NAICS):

UNSPSC Codes

Heating, ventilation & air conditioning

40000000401015004010160040101700

NAICS Code: 811412