Duct Vent Caps | McMaster-Carr

Filter by

For Duct Shape

Duct Size

Shape

Duct Profile

Mounting Location

Material

Component

90° Horizontal Bend

90° Vertical Inside Bend

90° Vertical Outside Bend

Adjustable Nozzle with Stand

Adjustment Sleeve

Blank Outlet Box Cover

Cap with Knockout

Ceiling Beam Mounting Bracket

Ceiling Mounting Bracket

Clamp Connector

Conduit Support

Cut-to-Length Channel

Downdraft Diverter

Duct with Access Panel

Duplex Receptacle Outlet Box Cover

GFCI Receptacle Outlet Box Cover

Horizontal-Adjustment Connector

Inner Corner 90° Elbow

Outer Corner 90° Elbow

Single-Device (1 Gang) Outlet Box

Single-Device (1 Gang) Raised Outlet Box

Straight Connector

Toggle Switch Outlet Box Cover

Turning Vane Rail

Two Data Jacks Outlet Box Cover

Two-Device (2 Gang) Outlet Box

Two-Device (2 Gang) Raised Outlet Box

Vertical-Adjustment Connector

Wall Mounting Bracket

Wire Retention Clip

System of Measurement

For Duct Diameter

1 1/4" to 1 7/16"

1 1/2" to 1 11/16"

1 3/4" to 1 15/16"

2 7/8" to 4 7/8"

4 7/8" to 6 7/8"

6 7/8" to 8 7/8"

8 7/8" to 10 7/8"

Width

7 1/2" to 9 1/2"

11 1/2" to 13 1/2"

ID

Color

Height

7 1/2" to 9 1/2"

11 1/2" to 13 1/2"

Length

For Duct Height

7 1/2" to 9 1/2"

11 1/2" to 13 1/2"

For Duct Width

7 1/2" to 9 1/2"

11 1/2" to 13 1/2"

OD

Gauge

DFARS Specialty Metals

Finish

Diameter

1 1/4" to 1 7/16"

1 1/2" to 1 11/16"

1 3/4" to 1 15/16"

2 7/8" to 4 7/8"

4 7/8" to 6 7/8"

6 7/8" to 8 7/8"

8 7/8" to 10 7/8"

Fitting Connection

Vent Type

Export Control Classification Number (ECCN)

REACH

RoHS

How can we improve?

28 Products

Duct and Fittings

Duct Vent Caps

Cover wall and roof vents to prevent cold air and debris from entering your system

Standard Duct and Fittings

Standard Duct and Fittings

Deliver air for a range of HVAC applications, including exhaust and dust collection

Other Products

Chimney Vent Caps

Chimney Vent Caps

Cover chimneys to reduce downdrafts and block out debris

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