Furnace Filters & Accessories

Flanders
NaturalAire 87357.01163 Pleated Furnace Filter, 16 in L, 25 in W, 4 MERV, Craft Die Cut Frame
Sku: 36900102
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4 Available at
SAN MARCOS
$11.99

Flanders
NaturalAire 87357.01202 Pleated Furnace Filter, 20 in L, 20 in W, 4 MERV, Craft Die Cut Frame
Sku: 36900104
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11 Available at
SAN MARCOS
$11.99

Flanders
NaturalAire 87357.01203 Pleated Furnace Filter, 20 in L, 25 in W, 4 MERV, Craft Die Cut Frame
Sku: 36900106
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5 Available at
SAN MARCOS
$11.99

Flanders
10055.01141 Furnace Filter, 14 in L, 14 in W, 4 MERV, Chipboard Frame
Sku: 36900108
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16 Available at
SAN MARCOS
$2.49

Filtrete
9803-4 Air Filter, 20 in L, 25 in W, 11 MERV, 1000 MPR
Sku: 11120049
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6 Available at
SAN MARCOS
$13.99

Filtrete
BA20-4 Air Filter, 12 in L, 24 in W, 5 MERV, 300 MPR
Sku: 1614882-052303-36
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323 Available for
SHIP TO STORE
$7.88

Filtrete
AL11-4 Air Filter, 14 in L, 14 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1614890-052303-36
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102 Available for
SHIP TO STORE
$13.74

Filtrete
AL16-4 Air Filter, 16 in L, 16 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1614932-052303-36
0 Available for
SHIP TO STORE
$13.74

Filtrete
AL28-4 Air Filter, 18 in L, 30 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1614957-052303-36
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77 Available for
SHIP TO STORE
$17.01

Filtrete
CL20-4 Air Filter, 12 in L, 24 in W, 7 MERV, 600 MPR
Sku: 1614965-052303-36
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108 Available for
SHIP TO STORE
$9.84

Filtrete
AL42-4 Air Filter, 12 in L, 30 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1614973-052303-36
0 Available for
SHIP TO STORE
$14.85

Filtrete
AL13-4 Air Filter, 24 in L, 30 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 11120051
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7 Available at
SAN MARCOS
$13.99

Filtrete
AL15-4 Air Filter, 25 in L, 25 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1614999-052303-36
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108 Available for
SHIP TO STORE
$17.01

Filtrete
AL27-4 Air Filter, 16 in L, 30 in W, 11 MERV, 1000 MPR, Polypropylene Frame
Sku: 1615004-052303-36
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88 Available for
SHIP TO STORE
$17.01

Filtrete
9880DC-6 Dust and Pollen Reduction Filter, 12 in L, 12 in W, 7 MERV, 600 MPR, Cardboard Frame
Sku: 3167723-052303-36
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380 Available for
SHIP TO STORE
$11.23

BestAir
A201-SGM-BOX11R Air Filter, 19-3/4 in L, 24-1/4 in W, 11 MERV, Cardboard Frame
Sku: 3726957-052303-36
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7 Available for
SHIP TO STORE
$32.40

BestAir
A401-SG4-11R Air Filter, 27 in L, 16 in W, 11 MERV, 1000 to 1200 MPR
Sku: 3726965-052303-36
0 Available for
SHIP TO STORE
$32.40

Filtrete
UP11-4 Air Filter, 14 in L, 14 in W, 12 MERV, 1500 MPR
Sku: 3746880-052303-36
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57 Available for
SHIP TO STORE
$21.09

Filtrete
UP23-4 Air Filter, 14 in L, 24 in W, 12 MERV, 1500 MPR
Sku: 3746906-052303-36
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13 Available for
SHIP TO STORE
$18.99

Filtrete
UT20-4 Air Filter, 12 in L, 24 in W, 13 MERV, 1900 MPR
Sku: 3746914-052303-36
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30 Available for
SHIP TO STORE
$21.59

Filtrete
UT22-4 Air Filter, 20 in L, 30 in W, 13 MERV, 1900 MPR
Sku: 3746922-052303-36
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64 Available for
SHIP TO STORE
$21.59

Filtrete
9822DC-6 Micro Allergen Reduction Filter, 30 in L, 20 in W, 11 MERV, 1000 MPR
Sku: 3690120
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4 Available at
SAN MARCOS
$13.99

Filtrete
300DC-6 Dust Reduction Filter, 20 in L, 16 in W, 6 MERV, 300 MPR
Sku: 4700423-052303-36
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726 Available for
SHIP TO STORE
$7.88

NaturalAire
SM1006 Air Filter, 20 in L, 30 in W, 4 MERV, Synthetic Roll Frame
Sku: 7389430-052303-36
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112 Available for
SHIP TO STORE
$11.99

Flanders
HR24240 Air Filter, 240 in L, 24 in W, 3 to 4 MERV, Frameless Frame
Sku: 7389455-052303-36
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223 Available for
SHIP TO STORE
$42.19

Flanders
HR30240 Hammock Roll, 240 in L, 30 in W, 5 MERV, For: Lennox furnaces
Sku: 7389463-052303-36
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17 Available for
SHIP TO STORE
$47.11

Flanders
HR36240 Hammock Roll, 240 in L, 36 in W, 5 MERV, For: Lennox furnaces
Sku: 7389471-052303-36
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7 Available for
SHIP TO STORE
$52.98

Filtrete
9800-4 Air Filter, 16 in L, 20 in W, 11 MERV, 1000 MPR
Sku: 7448582-052303-36
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220 Available for
SHIP TO STORE
$13.99

Filtrete
9801-4 Air Filter, 16 in L, 25 in W, 11 MERV, 1000 MPR
Sku: 36090116
0 Available at
SAN MARCOS
$13.99

Filtrete
9802-4 Air Filter, 20 in L, 20 in W, 11 MERV, 1000 MPR
Sku: 11120047
More Options
4 Available at
SAN MARCOS
$13.99

Filtrete
9835 Dust and Pollen Reduction Filter, 20 in L, 14 in W, 8 MERV, 600 um MPR, Synthetic Frame
Sku: 8824674-052303-36
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34 Available for
SHIP TO STORE
$9.84

Filtrete
311-4 Air Filter, 14 in L, 14 in W, 5 MERV, 300 MPR
Sku: 9963315-052303-36
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6 Available for
SHIP TO STORE
$7.88