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4 Inch Furnace Filters
$54.00
20x20x4 MERV 8 - 4 Pack 20x20x4 MERV 8 - 4 Pack
Nominal Size: 20 x 20 x 4
Actual Size: 19-1/2 x 19-1/2 x 3-3/4
Part #: UF8-42020-4
MERV: 8
Case: 4
Price: $74.99
*Effective for dust, pollen, pet dander, bacteria and mould.
4 Inch Furnace Filters
$85.00
20x20x4 MERV 11 - 6 Pack Pleated Furnace Filter 20x20x4 MERV 11 - 6 Pack Pleated Furnace Filter
Nominal Size : 20x20x4
Actual Size : 19-1/2 x 19-1/2 x 3-3/4
Part #: UF11-42020-6
MERV Rating: 11
Case: 6
Price: $119.99
Manufactured: Canada
*Effective for dust, pollen, pet dander, bacteria and mould.
4 Inch Furnace Filters
$64.00
20x20x4 MERV 11 - 4 Pack Pleated Furnace Filter 20x20x4 MERV 11 - 4 Pack Pleated Furnace Filter
Nominal Size : 20x20x4
Actual Size : 19-1/2 x 19-1/2 x 3-3/4
Part #: UF11-42020-4
MERV Rating: 11
Case: 4
Price: $89.99
FREE SHIPPING
Effective for dust, pollen, pet dander, bacteria and mould.
4 Inch Furnace Filters
$82.00
20x20x4 MERV 13 - 4 Pack 20x20x4 MERV 13 - 4 Pack
Nominal Size: 20 x 20 x 4
Actual Size: 19-1/2 x 19-1/2 x 3-3/4
Part #: UF13-42020-4
MERV: 13
Case: 4
Price: $114.99
*Effective for dust, pollen, pet dander, bacteria and mold.
4 Inch Furnace Filters
$103.00
20x20x4 MERV 13 - 6 Pack Pleated Furnace Filter 20x20x4 MERV 13 - 6 Pack Pleated Furnace Filter
Nominal Size : 20x20x4
Actual Size : 19-1/2 x 19-1/2 x 3-3/4
Part #: UF13-42020-6
MERV: 13
Case: 6
Price: $144.99
*Effective for dust, pollen, pet dander, bacteria and mould.
