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Browse Dampers, Diffusers, Grilles, Louvers, Registers

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  • Eggcrate Louvers

    Eggcrate Louvers
    See all 18 items in product family
    Eggcrate Louvers Provide Improved Ventilation When Placed Under Sprinklers And Other HVAC Venting Applications.

    Eggcrate Louvers are made of acrylic, aluminum and polystyrene for long lasting durability and dependability. Eggcrate design for use in signage, POP displays, HVAC ventilation, awnings, partitions and other applications. Open cell eggcrate improves ventilation with 85% free face area to improve air flow. Louvers do not interfere with ceiling sprinkler systems. Injection molded in single piece for added strength. Designed with ship-lap fit providing uniform appearance when panels join. Color finishes are Silver and White. Package quantities are 2, 5, 10, 15 and 20. 1 Year Limited Warranty. Dimensions and cell sizes vary per model.

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  • Modular Fixed Louvers

    Modular Fixed Louvers
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    Modular Fixed Louvers Are Designed To Protect Against Rain And Other Weather.

    Modular Fixed Louvers have a sturdy construction for long lasting durability and dependability. The versatile design is both economical and reliable, and can be used in either intake or exhaust applications. The channel frame is 4 in. deep with K-style, non-drainable, 45 degree blades. Designed for vertical mounting. Comes standard with a Birdscreen on the back for added protection. Choose from models with an Aluminum Frame And Blades or from models with a Galvaneal Frame And Blades to fit the job at hand. Dimensions and weight vary per model. 1 Year Limited Warranty.

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  • Master Flow® Soffit & Undereave Vents Intake

    Master Flow® Soffit & Undereave Vents Intake
    See all 4 items in product family
    Master Flow® Soffit And Undereave Vents Intake Are Easy To Install Surface Mount Designs.

    Master Flow® Soffit And Undereave Vents are made of corrosion resistant aluminum for long lasting durability and dependability. Undereave Vents are prepunched with surface mount design for easy installation and available in Brown, White or Mill finish. Continuous Soffit Strips come in 8 ft. lengths for new or remodeling construction. Reversible for flushed or recessed mounting and suitable for stain or paint.

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  • Master Flow® Roof Louvers Exhaust

    Master Flow® Roof Louvers Exhaust
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    Master Flow®Roof Louvers Exhaust Provides Additional Air Flow and Protects From Insects And Rodents.

    Master Flow®Roof Louvers Exhaust are made with aluminum and resin material. Provides for long-lasting durability and protection of roofs. Prolongs the life of attic or home roofs.
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  • Drainable Blade Louvers

    Drainable Blade Louvers
    See all 37 items in product family
    Drainable Blade Louvers Feature A Drain Channel On Each Blade To Prevent Water Penetration.

    Drainable Blade Louvers have an extruded aluminum construction for long lasting durability and strength. Used for intake or exhaust in a variety of applications. Provides reliable resistance to weather and rain. Choose from models With Birdscreen or Without Birdscreen for increased versatility. Comes in black or white. Dimensions vary per model.

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  • Master Flow® Louvers

    Master Flow® Louvers
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    Master Flow® Louvers Are Used For Adding Air Flow To Areas Requiring Ventilation.

    Master Flow® Louvers are constructed of aluminum, plastic or resin material for long lasting durability. Circular wall louvers for use in hard-t
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  • Combination Louver Dampers

    Combination Louver Dampers
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    Combination Louver Dampers Are Designed For Superior Weather Protection.

    Combination Louver Dampers have an extruded aluminum construction for long lasting durability and dependability. Used for intake or exhaust in industrial and commercial applications. The channel frame is 4 in. deep with a 1-1/2 in. flange and drainable, 45 degree, fixed blades. A second set of adjustable blades (with seals) sits behind the first and can be closed for tight shutoff. Adjustable blades are easily operated by a thumbscrew. Comes standard with a Birdscreen on the back for added safety. Designed for vertical mounting. Dimensions vary per model. 1 Year Limited Warranty.

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  • Flanged Heavy Duty Door Louvers

    Flanged Heavy Duty Door Louvers
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    Flanged Heavy Duty Door Louvers Are Used For Use With Wood Or Metal Doors.

    Flanged Heavy Duty Door Louvers are solidly manufactured with choice of Extruded Aluminum or Painted Steel frames and blades for long lasting durability and dependability. Flanged frames with welded and/or staked mitered corners provide added strength. Blades are inverted V style, spaced on approximately 5/8 inch centers for maximum privacy. Can be used for the transfer of air through any barrier and are used for use with 1-3/8 to 2-1/4 inch thick wood or metal doors. Comes standard with color matched #8 x 3/4 inch Phillips head mounting screws. Available in a wide combination of sizes 8 to 24 inches in width and 4 to 24 inches in height. 1-1/2 inches in depth.

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  • Fixed Height Adjustable Louvers

    Fixed Height Adjustable Louvers
    See all 7 items in product family
    Fixed Height Adjustable Louvers Are Used For Providing Excellent Weather Protection And Flexibility In Installation.

    Fixed Height Adjustable Louvers are solidly manufactured with galvanized steel frames and blades for long lasting durability and dependability. Unique design has fixed height that allows width to be easily adjusted to fit opening size during installation. Frame is 4 inches deep with 2 inch flanges and utilizes J-style non-drainable 45° blades. Birdscreen included. Available in 14, 18, 24, 30, 36, 42 and 48 inch height units with various adjustable widths.

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  • Master Flow® Foundation Vents

    Master Flow® Foundation Vents
    See all 2 items in product family
    Master Flow® Foundation Vents Are Designed For Use In Automatic Or Static Venting Applications.

    Master Flow® Foundation Vents are constructed of resin or galvanized steel/aluminum for long lasting durability. Block Foundation V
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