18 in. Width x 34 in. Height - HVAC Premium

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Registers, Vents, Grilles

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    18 in. Width x 34 in. Height

    18"W X 34"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 35.75"H]
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    18"W X 34"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 35.75"H] $65.04 $72.27 Out of Stock
    18" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 20 5/8" X 36 5/8"]
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    18" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 20 5/8" X 36 5/8"] $92.35 $102.61
    18" x 34" or 34" x 18" Cube Core Eggcrate Return Air Grille
    18" x 34" or 34" x 18" Cube Core Eggcrate Return Air Grille
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    18" x 34" or 34" x 18" Cube Core Eggcrate Return Air Grille $94.44 $104.93
    18" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
    18" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
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    18" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter $58.90 $65.44 Out of Stock
    34" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
    34" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter
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    34" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter $57.23 $63.59 Out of Stock
    18"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 19.75"w x 35.75"h]
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    18"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 19.75"w x 35.75"h] $198.74 $220.82
    Wide frame Aluminum Exterior Louver Gable Vent for Walls & Crawlspace - Weather-Resistant with Screen
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    Wide frame Aluminum Exterior Louver Gable Vent for Walls & Crawlspace - Weather-Resistant with Screen Request a Quote
    No frame Aluminum Exterior Louver Gable Vent for Walls & Crawlspace - Weather-Resistant with Screen Protector
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    No frame Aluminum Exterior Louver Gable Vent for Walls & Crawlspace - Weather-Resistant with Screen Protector Request a Quote
    45° Thinline Louver Aluminum Exterior Gable Vent for Walls & Crawlspace with Bird Screen or Insect Screen
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    45° Thinline Louver Aluminum Exterior Gable Vent for Walls & Crawlspace with Bird Screen or Insect Screen Request a Quote
    45° Thinline Aluminum Exterior Louver Gable Vent for Walls & Crawlspaces with Screen Protector
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    45° Thinline Aluminum Exterior Louver Gable Vent for Walls & Crawlspaces with Screen Protector Request a Quote
    Bar Linear Grille w/ Mud-In Flange
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    Bar Linear Grille w/ Mud-In Flange Request a Quote
    Single Deflection Supply Register - Vertical Blade - Multi-Shutter
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    Single Deflection Supply Register - Vertical Blade - Multi-Shutter Request a Quote
    Double Deflection Supply Register - Vertical Front - OBD
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    Double Deflection Supply Register - Vertical Front - OBD Request a Quote
    One Direction Horizontal Curved Blade Grille
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    One Direction Horizontal Curved Blade Grille Request a Quote
    One Direction Vertical Curved Blade Grille
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    One Direction Vertical Curved Blade Grille Request a Quote
    One Direction Curved Blade Register with Opposed Blade Damper
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    One Direction Curved Blade Register with Opposed Blade Damper Request a Quote
    One Direction Vertical Curved Blade Register with Opposed Blade Damper
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    One Direction Vertical Curved Blade Register with Opposed Blade Damper Request a Quote
    One Direction Horizontal Curved Blade Register with Multi-Shutter Damper
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    One Direction Horizontal Curved Blade Register with Multi-Shutter Damper Request a Quote
    One Direction Vertical Curved Blade Register with Multi-Shutter Damper
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    One Direction Vertical Curved Blade Register with Multi-Shutter Damper Request a Quote
    Two Direction Curved Blade Grille with Adjustable Horizontal Blades
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    Two Direction Curved Blade Grille with Adjustable Horizontal Blades Request a Quote
    Two Direction Curved Blade Grille with Adjustable Vertical Blades
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    Two Direction Curved Blade Grille with Adjustable Vertical Blades Request a Quote
    Two Direction Curved Blade Register with Adjustable Horizontal Blades and Opposed Damper
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    Two Direction Curved Blade Register with Adjustable Horizontal Blades and Opposed Damper Request a Quote
    Two Direction Curved Blade Register with Adjustable Vertical Blades and Opposed Damper
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    Two Direction Curved Blade Register with Adjustable Vertical Blades and Opposed Damper Request a Quote
    Two Direction Curved Blade Register with Adjustable Horizontal Blades and Multi-Shutter Damper
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    Two Direction Curved Blade Register with Adjustable Horizontal Blades and Multi-Shutter Damper Request a Quote
    Two Direction Curved Blade Register with Adjustable Vertical Blades and Multi-Shutter Damper
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    Two Direction Curved Blade Register with Adjustable Vertical Blades and Multi-Shutter Damper Request a Quote
    Two Direction Curved Blade Grille with Adjustable Vertical and Horizontal Blades
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    Two Direction Curved Blade Grille with Adjustable Vertical and Horizontal Blades Request a Quote
    Three Direction Curved Blade Grille with Adjustable Curved Blades
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    Three Direction Curved Blade Grille with Adjustable Curved Blades Request a Quote
    Three Direction Curved Blade Register - Multi-shutter damper with handle operator
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    Three Direction Curved Blade Register - Multi-shutter damper with handle operator Request a Quote
    Four Direction Curved Blade Grille
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    Four Direction Curved Blade Grille Request a Quote
    Four Direction Curved Blade Grille
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    Four Direction Curved Blade Grille Request a Quote
    Four Direction Curved Blade Register with Opposed Blade Damper with Concealed Operator Design
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    Four Direction Curved Blade Register with Opposed Blade Damper with Concealed Operator Design Request a Quote
    Four Direction Curved Blade Register with Opposed Blade Damper with Concealed Operator Design
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    Four Direction Curved Blade Register with Opposed Blade Damper with Concealed Operator Design Request a Quote
    Four Direction Curved Blade Register with Multi-shutter Damper with Handle Operator
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    Four Direction Curved Blade Register with Multi-shutter Damper with Handle Operator Request a Quote
    Four Direction Curved Blade Register with Multi-shutter Damper with Handle Operator
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    Four Direction Curved Blade Register with Multi-shutter Damper with Handle Operator Request a Quote
    One Direction Curved Blade Grille w/ Wide Flange
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    One Direction Curved Blade Grille w/ Wide Flange Request a Quote
    One Direction Curved Blade Grille w/ Wide Flange
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    One Direction Curved Blade Grille w/ Wide Flange Request a Quote
    One Direction Curved Blade Register w/ Wide Flange
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    One Direction Curved Blade Register w/ Wide Flange Request a Quote
    One Direction Curved Blade Register w/ Wide Flange
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    One Direction Curved Blade Register w/ Wide Flange Request a Quote
    Two Direction Curved Blade Grille w/ Wide Flange
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    Two Direction Curved Blade Grille w/ Wide Flange Request a Quote
    Two Direction Curved Blade Grille w/ Wide Flange
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    Two Direction Curved Blade Grille w/ Wide Flange Request a Quote
    4" Drainable Stationary Louver w/ Flange Frame
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    4" Drainable Stationary Louver w/ Flange Frame Request a Quote
    4" Drainable Stationary Louver w/ Channel Frame
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    4" Drainable Stationary Louver w/ Channel Frame Request a Quote