Filter King 4.5x4x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 4 x .75" | 4.5 H x 4 W x 1 D in | Wayfair FK4.5x4x1A-M8-4

Filter King 4x8x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4 x 8 x .75" | 4 H x 8 W x 1 D in | Wayfair FK4x8x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4x8.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4 x 8.5 x .75" | 4 H x 8.5 W x 1 D in | Wayfair FK4x8.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x4.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 4.5 x .75" | 4.5 H x 4.5 W x 1 D in | Wayfair FK4.5x4.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4x4.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4 x 4.5 x .75" | 4 H x 4.5 W x 1 D in | Wayfair FK4x4.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x11x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 11 x .75" | 4.5 H x 11 W x 1 D in | Wayfair FK4.5x11x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x49.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 49.5 x .75" | 4.5 H x 49.5 W x 1 D in | Wayfair FK4.5x49.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x9x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 9 x .75" | 4.5 H x 9 W x 1 D in | Wayfair FK4.5x9x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x28x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 28 x .75" | 4.5 H x 28 W x 1 D in | Wayfair FK4.5x28x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x57.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 57.5 x .75" | 4.5 H x 57.5 W x 1 D in | Wayfair FK4.5x57.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x23x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 23 x .75" | 4.5 H x 23 W x 1 D in | Wayfair FK4.5x23x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x55x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 55 x .75" | 4.5 H x 55 W x 1 D in | Wayfair FK4.5x55x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x59.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 59.5 x .75" | 4.5 H x 59.5 W x 1 D in | Wayfair FK4.5x59.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x6x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 6 x .75" | 4.5 H x 6 W x 1 D in | Wayfair FK4.5x6x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x6.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 6.5 x .75" | 4.5 H x 6.5 W x 1 D in | Wayfair FK4.5x6.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x10x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 10 x .75" | 4.5 H x 10 W x 1 D in | Wayfair FK4.5x10x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x17x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 17 x .75" | 4.5 H x 17 W x 1 D in | Wayfair FK4.5x17x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x62.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 62.5 x .75" | 4.5 H x 62.5 W x 1 D in | Wayfair FK4.5x62.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x14x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 14 x .75" | 4.5 H x 14 W x 1 D in | Wayfair FK4.5x14x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x27x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 27 x .75" | 4.5 H x 27 W x 1 D in | Wayfair FK4.5x27x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x36x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 36 x .75" | 4.5 H x 36 W x 1 D in | Wayfair FK4.5x36x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x50.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 50.5 x .75" | 4.5 H x 50.5 W x 1 D in | Wayfair FK4.5x50.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x51x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 51 x .75" | 4.5 H x 51 W x 1 D in | Wayfair FK4.5x51x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x10.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 10.5 x .75" | 4.5 H x 10.5 W x 1 D in | Wayfair FK4.5x10.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x14.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 14.5 x .75" | 4.5 H x 14.5 W x 1 D in | Wayfair FK4.5x14.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x25.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 25.5 x .75" | 4.5 H x 25.5 W x 1 D in | Wayfair FK4.5x25.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x44x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 44 x .75" | 4.5 H x 44 W x 1 D in | Wayfair FK4.5x44x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x52x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 52 x .75" | 4.5 H x 52 W x 1 D in | Wayfair FK4.5x52x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x7.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 7.5 x .75" | 4.5 H x 7.5 W x 1 D in | Wayfair FK4.5x7.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x31.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 31.5 x .75" | 4.5 H x 31.5 W x 1 D in | Wayfair FK4.5x31.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x35.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 35.5 x .75" | 4.5 H x 35.5 W x 1 D in | Wayfair FK4.5x35.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x12x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 12 x .75" | 4.5 H x 12 W x 1 D in | Wayfair FK4.5x12x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x32.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 32.5 x .75" | 4.5 H x 32.5 W x 1 D in | Wayfair FK4.5x32.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x42x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 42 x .75" | 4.5 H x 42 W x 1 D in | Wayfair FK4.5x42x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x50x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 50 x .75" | 4.5 H x 50 W x 1 D in | Wayfair FK4.5x50x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x24x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 24 x .75" | 4.5 H x 24 W x 1 D in | Wayfair FK4.5x24x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x36.5x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 36.5 x .75" | 4.5 H x 36.5 W x 1 D in | Wayfair FK4.5x36.5x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more

Filter King 4.5x59x1a A/C Furnace Filter 4-PACK MERV 8 Actual Size: 4.5 x 59 x .75" | 4.5 H x 59 W x 1 D in | Wayfair FK4.5x59x1A-M8-4

Features:FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 4.5" x 10.5" x 1a" - Actual Size: 4.5" x 10.5" x .75"MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA... ... more