Diffusers | McMaster-Carr

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1,282 Products

Fluid Handling

Mufflers

Reduce noise and filter exhaust fumes

365 products

Exhaust Filter/Mufflers

Purify exhaust and muffle noise from oil-free high-vacuum pumps

3 products

Aerators

Diffuse air bubbles throughout your tank

4 products

Aerating Vibrators

Dislodge compacted powder, cement, clay, and other material from bin walls with air and vibration

3 products

Heating, Ventilation, and Air Conditioning

Diffusers

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

70 products

Diffuser Dampers

Regulate the airflow coming out of drop-ceiling diffusers

10 products

Air Diverters

Guide air toward your workspace or deflect unwanted drafts

9 products

Registers

Direct and control airflow coming out of HVAC systems

39 products

Diffuser Collars

Connect diffusers to duct

4 products

Blowers

Move air for material conveying, drying, ventilating, and exhausting

12 products

Fastening and Joining

MIG Gun Gas Diffusers

Evenly distribute shielding gas for high-quality MIG welds

10 products

TIG Torch Gas Diffusers

For more control and less waste, smooth the flow of shielding gas as it leaves TIG torch nozzles

15 products

TIG Torch Accessory Kits

The fittings you need for welding, including collets, collet bodies, and nozzles

24 products

Lighting

Light Lenses

Reduce glare from light bulbs and protect them from damage

32 products

Tape Light Channels

Reduce the glare from tape lights and give them a finished look

13 products

Ceiling and Wall Lights

Mount to ceilings or walls to light up large spaces

298 products

Light Pipes

Concentrate and direct light from the bulb on a circuit board to a display

16 products

Security Lights

Deter intruders, improve nighttime visibility, and draw attention to dark areas

14 products

Web Conferencing Lights

Brighten your face during video calls

2 products

Machine Lights

Shine light on machinery or into sights to view interior work processes

97 products

Floodlights

Illuminate large, outdoor spaces with a wide-angle light

42 products

Photography Lights

Illuminate subjects for photoshoots and employee headshots

1 product

Workstation Lights

Mount above your workspace to brighten your work and add light where ceiling lights can't reach

48 products

Door Drip Guard Lights

Light up your doorway while diverting rain and snow away from it

2 products

Landscape Lights

A directed beam of light illuminates paths, signs, flags, and landscape elements

6 products

Emergency Backup Lights

Illuminate the path toward exits during power outages

2 products

Enclosure Lights

Brighten enclosures and small spaces such as closets and drawers

2 products

Light Filters

Change light color, reduce glare, or filter out light

13 products

Black-Out Paper and Tape

Block out stray and unwanted light

10 products

Light Bulbs

Standard household, miniature, compact, and tubular bulbs

9 products