That Artful Vicar

Fits 20x30 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Outer Dimensions: 22 5/8"W X 32 5/8"H

[5 Pack] Fits 16x20 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 18 5/8"W X 22 5/8"H

[4 Pack] Fits 16x20 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 18 5/8"W X 22 5/8"H

[2 Pack] Fits 16x20 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 18 5/8"W X 22 5/8"H

[2 Pack] Fits 30x20 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 32 5/8"W X 22 5/8"H

Fits 20x14 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Outer Dimensions: 22 5/8"W X 16 5/8"H

[3 Pack] Fits 16x20 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 18 5/8"W X 22 5/8"H

[4 Pack] Fits 12x12 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | Easy-to-Use Plastic Latches | Out Dim: 14 5/8"W X 14 5/8"H