4 Square Chicago Plenum Airtight Extension Ring 2-1/8 Inch Deep 1/2 And 3/4 Inch Knockouts 53171-SVT (Pack of 25)

Product Information

Specification

About:

• The extension ring is square-shaped and measures 4 inches on each side.
• Plenum spaces are areas within buildings where air circulation occurs, such as above suspended ceilings or below raised floors
• The extension ring is designed to be airtight, preventing the passage of air between the plenum space and other areas of the building.
• It has a depth of 2-1/8 inches, providing ample space within the electrical box for wiring connections and devices.
• The extension ring features both 1/2-inch and 3/4-inch knockouts, allowing for easy insertion of conduits, cables, or connectors.

Also known as:

4 Square Extension Ring, Electrical Box Extension Ring, Chicago Plenum Air-sealed Extension Ring, Airtight Square Box Extension Ring, Plenum Space Extension Ring, Extension Ring With Knockouts, Plenum Airtight Extension Ring.

Specification:

• Type: Plenum Airtight Extension Ring
• Product Height: 2.13 Inch
• Product Width: 4.0 Inch
• Color: Silver
• UPC: 785592531667

Features:

• Designed for use in plenum spaces, ensuring compliance with strict fire safety and air handling regulations.
• 2-1/8 inches deep, offering sufficient space within the electrical box for wiring connections and devices.
• Features both 1/2-inch and 3/4-inch knockouts for easy insertion of conduits, cables, or connectors, facilitating wiring connections in electrical installations
• Designed for straightforward installation, with provisions for attachment to existing electrical boxes and wiring connections.