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Actual sizes vary depending on brand. 5" depth is really
4 3/8, or 4 3/4, or 5 1/4 .
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Carbon Filter X4137 Lennox:
Carbon Filter X4137 Lennox:



 
Lennox X4137 is the correct replacement pre-filter for the following systems:

Lennox Healthy Climate HEPA 20
ONLY: $46.87 each - FREE SHIPPING When You Order Two or More


Product Code: DLXX4137

Quantity Discounts !

2 Filters - Free Shipping, Two or More.
1  (One) Plus $8, Split 2-Pack Charge

Description
 
Lennox X4137 is the correct replacement pre-filter for the following systems:

Lennox Healthy Climate HEPA 20

Accessories for this product...
SORRY, NO LONGER AVAILABLE...Face Masks - MERV 13 ...(2 Face Masks) Shipping Included
ONLY: $16.76

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SORRY, NO LONGER AVAILABLE...Face Masks - MERV 13 ...(2 Face Masks)  Shipping Included

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All Filters > WHOLE HOUSE AIR FILTERS - Genuine Brands and AfterMarket filters,
Actual sizes vary depending on brand. 5" depth is really
4 3/8, or 4 3/4, or 5 1/4 .
Questions? info@oxyclean.com
> Lennox Air Filters > Lennox Carbon Filters
All Filters > WHOLE HOUSE AIR FILTERS - Genuine Brands and AfterMarket filters,
Actual sizes vary depending on brand. 5" depth is really
4 3/8, or 4 3/4, or 5 1/4 .
Questions? info@oxyclean.com
> Lennox Air Filters