20 in. Width x 12 in. Height

Sort & Filter
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
$33.76
  • LogoFREE 2-Day Shipping
  • In Stock
(22)
 
20" X 12" Steel Return Air Filter Grille for 1" Filter Fixed Hinged
20" X 12" Steel Return Air Filter Grille for 1" Filter Fixed Hinged
$60.04
  • LogoFREE 2-Day Shipping
  • In Stock
(36)
 
20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
$51.37
  • LogoFREE 2-Day Shipping
  • Currently Out Of Stock
 
20" X 12" Steel Return Air Filter Grille for 1" Filter Removable Face/Door
20" X 12" Steel Return Air Filter Grille for 1" Filter Removable Face/Door
$44.88
  • LogoFREE 2-Day Shipping
  • In Stock
(12)
 
20"w X 12"h Aluminum Exterior Crawlspace Vent - Rain & Waterproof Air Vent With Screen Mesh
20"w X 12"h Aluminum Exterior Crawlspace Vent - Rain & Waterproof Air Vent With Screen Mesh
$62.95
  • LogoFREE 2-Day Shipping
  • In Stock
 
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
$32.16
  • LogoFREE 2-Day Shipping
  • In Stock
(18)
 
20" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling
20" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling
$79.99
  • LogoFREE 2-Day Shipping
  • In Stock
(14)
 
20" X 12" Steel Return Air Filter Grille for 1" Filter Removable Face/Door
20" X 12" Steel Return Air Filter Grille for 1" Filter Removable Face/Door
$36.99
  • LogoFREE 2-Day Shipping
  • Currently Out Of Stock
(11)
 
20" x 12" Fixed Bar Return Grille - Sidewall and Ceiling
20" x 12" Fixed Bar Return Grille - Sidewall and Ceiling
$46.95
  • LogoFREE 2-Day Shipping
  • Currently Out Of Stock
(5)
 
20" X 12" 2-Way Vertical AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face
20" X 12" 2-Way Vertical AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face
$30.99
  • LogoFREE 2-Day Shipping
  • Currently Out Of Stock
(18)
 
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
20" X 12" Air Vent Return Grilles - Sidewall and Ceiling - Steel
$28.99
  • LogoFREE 2-Day Shipping
  • Currently Out Of Stock
(20)