Replacement for Lennox 17x26x4" (X6664, X6666)

Showing 1 -  3 of 3 Products
Lennox Model X6666 MERV 16 Filter for PCO-12C - 17 x 26 x 4
$189.95 / Filter
$237.44 Save 20%!
1 Pack Selected
$189.95
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Lennox Model X6664 MERV 11 Replacement Filter - 17 x 26 x 4
$46.95 / Filter
$58.69 Save 20%!
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$46.95
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MERV 16 Replacement for Lennox X6666 Filter - 17 x 26 x 4
$104.99 / Filter
$131.24 Save 20%!
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$104.99
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What Our Customers Have to Say

Myrtha R. 1 day ago
5
the company provides great service with my request. The price of the article is quite expensive. Maybe next time their maybe some discount for Veterans and Senior discount available for us. Thank you
Diane R. 2 days ago
5
These are great filters and I so prefer to buy them by the carton. I will definitely be buying them again
William S. 2 days ago
5
I don't have to change as often as a regular filter.
customer 3 days ago
5
This is an excellent filter to clean the air effectively from all sorts of pollutants in the home.