Air Conditioning Fittings | McMaster-Carr

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Duct Size

Shape

Adjustable-Angle Elbow

Material

304 Stainless Steel

ID

Fitting Connection

Clamp-On Barbed

Interlocking Bracket

Quick Disconnect

Quick-Disconnect Clamp

Worm-Drive Clamp

Component

Adjustment Sleeve

Damper Hardware

Downdraft Diverter

Duct with Access Panel

OD

Gauge

Gender

Finish

End Construction

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

System of Measurement

For Duct Shape

Pipe Size

For Use With

R-12 Refrigerant

R-22 Refrigerant

R-134A Refrigerant

R-404A Refrigerant

R-407C Refrigerant

R-410A Refrigerant

R-502 Refrigerant

R-1234yf Refrigerant

Flange Mount Type

Gate Material

316 Stainless Steel

Duct Construction

Duct Adapter Type

Duct-to-Duct with Flange

Oval Duct to Standard Duct

Width

Color

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1,950 Products

Fluid Handling

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Duct Hose Fittings

Duct Hose Fittings

Join lengths of duct hose or connect to your exhaust system

On-Off Valves

Start and stop flow through a line

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Barometric Draft Dampers

Barometric Draft Dampers

Maintain consistent airflow in your furnace to improve its performance

Diffuser Dampers

Diffuser Dampers

Regulate the airflow coming out of drop-ceiling diffusers

Safety Equipment

Respirator Temperature Controllers

Respirator Temperature Controllers

Adjust the temperature of the air flowing into your respirator

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