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    12 in. Width x 6 in. Height

    12" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling
    (1)
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    12" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling $18.86 USD Out of Stock
    12" x 6"" Steel Return Air Filter Grill for 1" Filter Removable Face/Door
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    12" x 6"" Steel Return Air Filter Grill for 1" Filter Removable Face/Door $17.43 USD
    12" X 6" 3-Way AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face
    (14)
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    12" X 6" 3-Way AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face $13.13 USD
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    (53)
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    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel $9.01 USD
    12" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling
    (48)
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    12" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling $18.76 USD
    12" x 6" - 1-Way Air Vent - Adjustable Aluminum Curved Blades - Maximum Air Flow - HVAC Grille
    (39)
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    12" x 6" - 1-Way Air Vent - Adjustable Aluminum Curved Blades - Maximum Air Flow - HVAC Grille $24.46 USD
    12" X 6" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Brown
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    12" X 6" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Brown $12.86 USD
    12" X 6" 2-Way Vertical AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face
    (8)
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    12" X 6" 2-Way Vertical AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face $14.33 USD
    10"w X 10"h 4-Way Aluminum Curved Blade Adjustable Air Supply HVAC DIFFUSER Full Control Vertical/Horizontal Airflow Direction
    12"w X 6"h 3Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser
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    12"w X 6"h 3Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser $19.85 USD
    12w X 6"h Never Rust Plastic 3-Way Air Supply Register - HVAC Vent Duct Grille - Off White
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    12w X 6"h Never Rust Plastic 3-Way Air Supply Register - HVAC Vent Duct Grille - Off White $17.10 USD
    12"w X 6"h Aluminum Outdoor Weather Proof Louvers - Rain & Waterproof Air Vent With Screen Mesh
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    12"w X 6"h Aluminum Outdoor Weather Proof Louvers - Rain & Waterproof Air Vent With Screen Mesh $23.13 USD
    12"w x 6"h 3-Way Fixed Curved Blade Air Supply Diffuser
    (7)
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    12"w x 6"h 3-Way Fixed Curved Blade Air Supply Diffuser $13.65 USD
    12" X 6" 1-Way AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face
    (19)
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    12" X 6" 1-Way AIR SUPPLY GRILLE - DUCT COVER & DIFFUSER - Flat Stamped Face $13.35 USD
    12" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
    12" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
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    12" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter $21.53 USD
    12"w X 6"h Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - Full Control Vertical/Horizontal Airflow Direction
    (56)
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    12"w X 6"h Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - Full Control Vertical/Horizontal Airflow Direction $19.94 USD
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    (59)
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    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel $12.17 USD Out of Stock
    12"w x 6"h 1-Way Fixed Curved Blade Air Supply Diffuser
    (7)
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    12"w x 6"h 1-Way Fixed Curved Blade Air Supply Diffuser $12.65 USD
    12" X 6" 2-Way-Horizontal Fixed Curved Blade Air Supply Diffuser
    (19)
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    12" X 6" 2-Way-Horizontal Fixed Curved Blade Air Supply Diffuser $13.50 USD
    12" x 6" - 3-Way Air Vent - Adjustable Aluminum Curved Blades - Maximum Air Flow - HVAC Grille
    (30)
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    12" x 6" - 3-Way Air Vent - Adjustable Aluminum Curved Blades - Maximum Air Flow - HVAC Grille $27.10 USD
    12" x 6" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 5.75] 3-Pack
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    12" x 6" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 5.75] 3-Pack $22.45 USD Out of Stock
    12" x 6" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 14w X 8"h]
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    12" x 6" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 14w X 8"h] $44.99 USD Out of Stock
    12"w x 6"h 1-Way Fixed Curved Blade Air Supply Diffuser
    (10)
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    12"w x 6"h 1-Way Fixed Curved Blade Air Supply Diffuser $13.10 USD
    12"w x 6"h 3-Way Fixed Curved Blade Air Supply Diffuser
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    12"w x 6"h 3-Way Fixed Curved Blade Air Supply Diffuser $10.99 USD Out of Stock
    12"w x 6"h 3-Way-Horizontal Fixed Curved Blade Air Supply Diffuser
    (4)
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    12"w x 6"h 3-Way-Horizontal Fixed Curved Blade Air Supply Diffuser $12.34 USD
    12" X 6" 2-Way-Vertical Fixed Curved Blade Air Supply Diffuser
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    12" X 6" 2-Way-Vertical Fixed Curved Blade Air Supply Diffuser $11.99 USD
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel
    (55)
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    12" X 6" Air Vent Return Grilles - Sidewall and Ceiling - Steel $12.05 USD

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