Air Vent Covers | McMaster-Carr

Filter by

System of Measurement

Opening Width

Mounting Location

Opening Height

Shape

Mounting Profile

Frame Material

Overall Width

Overall Height

Material

Blade Material

Blade Adjustability

Faceplate Width

For Duct Width

Color

Diffuser Shape

Duct Size

For Fan Width

Faceplate Height

For Duct Height

REACH Compliance

RoHS Compliance

DFARS Compliance

How can we improve?

553 Products

Heating, Ventilation, and Air Conditioning

Louvers

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

Return Grilles

Cover the opening where air is pulled into your HVAC system

Registers

Direct and control airflow coming out of HVAC systems

Diffusers

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

Air Diverters

Guide air toward your workspace or deflect unwanted drafts

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Fan Guards

Shield fans to prevent injury to workers and damage to electronic components

Exhaust Fan Guards

Exhaust Fan Guards

Protect exhaust fans from debris

Electrical

Electrical Enclosure Vents

Electrical Enclosure Vents

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

Containers, Storage, and Furniture

Metal Panels

Close off openings in structures while allowing air to pass through

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)