20X20X4 Air Filter

We have the 20x20x4 air filter you need to get the job done right.

Shop 20X20X4 Air Filter results

(Showing 1 - 15)

Mfr # 6B936

Key Features:

  • Actual Height: 19 1/2 in
  • Actual Width: 19 1/2 in
  • Air Filter Capacity: High Capacity
Mfr # 2GFH4

Key Features:

  • Nominal Filter Size: 20x20x4
  • Performance Rating: MERV 11
  • Air Filter Header Type: Single Header
Mfr # 20204.11 3PK

Key Features:

  • Package Quantity: 3
Mfr # 11C886

Key Features:

  • Actual Height: 19 1/2 in
  • Actual Width: 19 1/2 in
  • Air Filter Capacity: High Capacity
Mfr # 102-700-028

Key Features:

  • Nominal Filter Size: 20x20x4
  • Item: Standard Capacity Pleated Filter
  • MERV: 8
Mfr # 20204.13 3PK

Key Features:

  • Package Quantity: 3
Mfr # 102-701-028

Key Features:

  • Actual Height: 19-1/2"
  • Nominal Depth: 4"
  • Nominal Filter Size: 20x20x4
Mfr # 2W236

Key Features:

  • Actual Height: 19 1/2 in
  • Actual Width: 19 1/2 in
  • Air Filter Capacity: Standard Capacity
Mfr # 20204.10 3PK

Key Features:

  • Package Quantity: 3
Mfr # 2DYG7

Key Features:

  • Actual Height: 19 1/2 in
  • Actual Width: 19 1/2 in
  • Air Filter Capacity: High Capacity
Mfr # 102-500-028

Key Features:

  • Nominal Depth: 4"
  • Nominal Filter Size: 20x20x4
  • Nominal Height: 20"
Mfr # 102-499-028

Key Features:

  • Nominal Filter Size: 20x20x4
  • Item: Standard Capacity Pleated Filter
  • MERV: 11
Mfr # 2EKG8

Key Features:

  • Actual Height: 19 3/8 in
  • Actual Width: 19 3/8 in
  • Air Filter Capacity: High Capacity
Mfr # 786EL2

Key Features:

  • Actual Height: 19 1/2 in
  • Actual Width: 19 1/2 in
  • Air Filter Capacity: High Capacity
Mfr # 102-714-028

Key Features:

  • Actual Height: 19-1/2"
  • Nominal Depth: 4"
  • Nominal Filter Size: 20x20x4