Grilles | McMaster-Carr

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Product Family

Air Diverters

Chimney Pipe and Fittings

Diffuser Collars

Diffusers

Duct and Fittings

Electrical Enclosure Vents

Equipment-Cooling Fan Guards

System of Measurement

Opening Width

Material

Opening Pattern

Overall Width

Width

Shape

Overall Length

Opening Height

Panel Type

Overall Thickness

Frame Material

Length

Mounting Profile

Opening Length

Mounting Location

For Duct Width

Overall Height

Panel Construction

For Duct Height

RoHS

Export Control Classification Number (ECCN)

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

REACH

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796 Products

Heating, Ventilation, and Air Conditioning

Louvers

Allow air to circulate through doors, walls, roofs, and enclosures

271 products

Return Grilles

Cover the opening where air is pulled into your HVAC system

35 products

Registers

Direct and control airflow coming out of HVAC systems

39 products

Diffusers

Evenly disperse airflow into a room to maintain a consistent temperature throughout

70 products

Duct Vent Caps

Reduce downdrafts and prevent obstructions from entering vents

7 products

Air Diverters

Guide air toward your workspace or deflect unwanted drafts

9 products

Chimney Vent Caps

Cover chimneys to reduce downdrafts and block out debris

9 products

Diffuser Collars

Connect diffusers to duct

4 products

Exhaust Fan Guards

Protect exhaust fans from debris

15 products

Fan Guards

Shield fans to prevent injury to workers and damage to fan blades

3 products

Containers, Storage, and Furniture

Metal Panels

Close off openings in structures while allowing air to pass through

253 products

Fluid Handling

Equipment-Cooling Fan Guards

Protect fingers, cables, and debris from coming into contact with moving fan blades

75 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Vents

Attach to sealed enclosures so air can flow to equalize temperature and pressure

10 products