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Lennox 17"x26"x4" x6664 MERV 11 Box Filter Lennox 17"x26"x4" x6666 MERV 16 Box Filter Lennox 21"x26"x4" x6667 MERV 11 Box Filter
Lennox 21x26x4 X6667 Box Filter
Our Price: $40.00

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Lennox Healthy Climate
x6664 Box Filter
Nominal Size: 17" x 26" x 4"
Exact Size: 16.625" x 26.75" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
 		Lennox Healthy Climate
x6666 Box Filter
Nominal Size: 17" x 26" x 4"
Exact Size: 16.625" x 26.75" x 4"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
 		Lennox Healthy Climate
x6667 Box Filter
Nominal Size: 21" x 26" x 4"
Exact Size: 21.25" x 26" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Lennox 21"x26"x4" x6667 MERV 11 Box Filter Lennox 21"x26"x4" x6669 MERV 16 Box Filter Lennox OEM 19L14
Lennox Healthy Climate
x6667 Box Filter
Nominal Size: 21" x 26" x 4"
Exact Size: 21.25" x 26" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
 		Lennox Healthy Climate
x6669 Box Filter
Nominal Size: 21" x 26" x 4"
Exact Size: 21.25" x 26" x 4"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
 		Lennox Healthy Climate Merv 13 Part # 19L14
OEM
Merv 13
Nominal Size: 20x20x5
Exact Size: 20" x 19 3/4" x 4 3/8"
Lennox OEM 19L16 Lennox OEM 19L17
Lennox Healthy Climate Merv 13 Part # 19L16
OEM
Merv 13
Nominal Size: 16x25x5
Exact Size: 15 3/8" x 24 3/4" x 4 3/8" 		Lennox Healthy Climate Merv 13 Part #19L17
OEM
Merv 13
Nominal Size: 20x25x5
Exact Size: 19 3/4 x 24 3/4" x 4 3/8"