Air Inlets | McMaster-Carr

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Opening Width

Shape

Opening Height

Mounting Location

Mounting Profile

Overall Height

Frame Material

Stainless Steel

Overall Width

Voltage

208V AC to 230V AC

Blade Material

Stainless Steel

Material

Stainless Steel

Blade Diameter

Blade Adjustability

Airflow

Less than 1,000 ft³/min

1,000 ft³/min to 9,999 ft³/min

10,000 ft³/min to 19,999 ft³/min

20,000 ft³/min to 29,999 ft³/min

30,000 ft³/min or greater

Opening Diameter

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

Electrical Phase

Diffuser Shape

Duct Size

Width

Overall Depth

For Duct Width

Base Width

How can we improve?

815 Products

Louvers

Louvers for Enclosures

Louvers for Enclosures

Relieve heat buildup and prevent condensation from forming in enclosures

Weather-Resistant Louvers for Enclosures

Weather-Resistant Louvers for Enclosures

A gasketed sealing kit shields from dirt, moisture, and weather

Weather-Resistant Fixed-Blade Wall-Mount Louvers

Weather-Resistant Fixed-Blade Wall-Mount Louvers

Drain water to keep it away from the front of blades

Fixed-Blade Door-Mount Louvers

Fixed-Blade Door-Mount Louvers

Allow air to circulate through doors while maintaining privacy

Heavy Duty Fixed-Blade Wall-Mount Louvers

Heavy Duty Fixed-Blade Wall-Mount Louvers

A thick frame and blades increase the service life

Adjustable-Width Fixed-Blade Wall-Mount Louvers

Adjustable-Width Fixed-Blade Wall-Mount Louvers

Slide out to the width you need to precisely fit your opening

Fixed- and Adjustable-Blade Wall-Mount Louvers

Fixed- and Adjustable-Blade Wall-Mount Louvers

Fixed front blades give you consistent sight lines from the outside
Rear blades remain open only when air flows to prevent backdrafts

Fixed-Blade Wall-Mount Louvers with Adjustable Register and Aluminum Filter

Fixed-Blade Wall-Mount Louvers with Adjustable Register and Aluminum Filter

Control airflow and clean the air with the included register and filter

Adjustable-Blade Wall-Mount Louvers

Adjustable-Blade Wall-Mount Louvers

Remain open only when air flows to prevent backdrafts

Fixed-Blade Wall-Mount Louvers

Fixed-Blade Wall-Mount Louvers

Always open—our most basic wall louvers

Roof-Mount Louvers

Roof-Mount Louvers

Open only when your roof-mounted exhaust fan is on to prevent backdrafts

Heavy Duty Adjustable-Blade Wall-Mount Louvers

Heavy Duty Adjustable-Blade Wall-Mount Louvers

A thick frame and blades increase the service life

Fixed-Blade Louvers for Block and Brick Walls

Fixed-Blade Louvers for Block and Brick Walls

Sized to replace block or bricks

Other Products

Return Grilles

Cover the opening where air is pulled into your HVAC system

Diffusers

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

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Registers

Direct and control airflow coming out of HVAC systems

Forced-Air Ventilation Fans

Forced-Air Ventilation Fans

Force fresh air into a space to improve air quality and manage temperature and moisture levels

Exhaust Fans

Draw stagnant and humid air out of a room or area

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