McMaster-Carr

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	Mounting Location Mounting Location

Wall

Door

	For Opening Width For Opening Width

12"-18"

18"-24"

21"-36"

24"-36"

36"-48"

	Frame Material Frame Material

	Mount Style Mount Style


Surface	Recess	Flush

	For Opening Height For Opening Height

	Overall Height Overall Height

	Overall Width Overall Width

	Blade Material Blade Material

	Blade Adjustability Blade Adjustability

Fixed

Movable

	Louver Panel Style Louver Panel Style

Single

Double

Triple

	Mounting Flange Thickness Mounting Flange Thickness

	Mounting Hole Diameter Mounting Hole Diameter

	Overall Depth Overall Depth

	Frame Thickness Frame Thickness

	Blade Thickness Blade Thickness

	Blade Operation Blade Operation

Gravity

Motorized

Pull Chain

	Gauge Gauge

	Shape Shape

Rectangle

Round

Cap

	Frame Finish Frame Finish

	For Maximum Air Velocity For Maximum Air Velocity

1,200 fpm

2,000 fpm

2,500 fpm

	Overall Capacity Overall Capacity

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

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711 Products

Louvers

Fixed-Blade Wall Louvers

Always open, these are our most basic wall louvers.

Heavy Duty Fixed-Blade Wall Louvers

Constructed with a thick frame and blades, these louvers have a long service life.

Fixed-Blade Louvers for
Block and Brick Walls

Mount these louvers into openings that are too small for most louvers. They are sized for use in block and brick walls.

Adjustable-Width
Fixed-Blade Wall Louvers

Get an exact fit for your opening by sliding out these louvers to the width you need.

Fixed-Blade Wall Louvers with
Adjustable Register and Filter

The included filter cleans the air as it passes through these louvers.

Fixed-Blade Wall Louvers
with Adjustable Register

Mount these louvers through an outside wall and control airflow from the inside by adjusting the register.

Heavy Duty Movable-Blade
Wall Louvers

Thicker than standard movable-blade wall louvers, these are rugged and dependable.

Movable-Blade Wall Louvers

These gravity-operated louvers remain open only when air flows, preventing backdrafts.

Corrosion-Resistant
Movable-Blade Wall Louvers

Use these louvers in harsh environments—they won't rust.

Enclosure Louvers

Relieve heat and moisture buildup in enclosures and other small spaces.

Door Louvers

Allow air to circulate through doors while maintaining privacy.

Fire-Rated Door Louvers

A spring-loaded fusible link locks the blades closed if the temperature reaches 167° F. Louvers meet UL 10C fire requirements.

Roof Louvers

These louvers are gravity operated. The blades open when your roof-mounted exhaust fan goes on and close when it's off, preventing backdrafts.

Wall/Ceiling Registers

Direct air coming out of HVAC systems. Adjust the damper to control airflow.

Bin-Box Racks

Design-Your-Own
Wall-Mount Bin-Box Racks

Design-Your-Own
Tabletop Bin-Box Racks

Design-Your-Own Bin-Box Racks

Wall-Mount Bin-Box Racks

Tabletop Bin-Box Racks

Design-Your-Own Static-Control
Wall-Mount Bin-Box Racks

Design-Your-Own Static-Control
Tabletop Bin-Box Racks

Terms and Conditions and Privacy Policy

Louvers

Fixed-Blade Wall Louvers

Heavy Duty Fixed-Blade Wall Louvers

Fixed-Blade Louvers forBlock and Brick Walls

Adjustable-WidthFixed-Blade Wall Louvers

Fixed-Blade Wall Louvers withAdjustable Register and Filter

Fixed-Blade Wall Louverswith Adjustable Register

Heavy Duty Movable-BladeWall Louvers

Movable-Blade Wall Louvers

Corrosion-ResistantMovable-Blade Wall Louvers

Enclosure Louvers

Door Louvers

Fire-Rated Door Louvers

Roof Louvers

Wall/Ceiling Registers

Wall/Ceiling Registers

Bin-Box Racks

Design-Your-OwnWall-Mount Bin-Box Racks

Design-Your-OwnTabletop Bin-Box Racks

Design-Your-Own Bin-Box Racks

Wall-Mount Bin-Box Racks

Tabletop Bin-Box Racks

Design-Your-Own Static-ControlWall-Mount Bin-Box Racks

Design-Your-Own Static-ControlTabletop Bin-Box Racks

Fixed-Blade Louvers for
Block and Brick Walls

Adjustable-Width
Fixed-Blade Wall Louvers

Fixed-Blade Wall Louvers with
Adjustable Register and Filter

Fixed-Blade Wall Louvers
with Adjustable Register

Heavy Duty Movable-Blade
Wall Louvers

Corrosion-Resistant
Movable-Blade Wall Louvers

Design-Your-Own
Wall-Mount Bin-Box Racks

Design-Your-Own
Tabletop Bin-Box Racks

Design-Your-Own Static-Control
Wall-Mount Bin-Box Racks

Design-Your-Own Static-Control
Tabletop Bin-Box Racks