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Morris 3/4-in Plastic Knockout Plug for Electrical Boxes & Enclosures

Morris 21722
SKU MRS-21722
Morris' 3/4-in Plastic Knockout Plug caps unused knockout holes in any electrical box or enclosure with simple fingertip pressure. No tools required and easy to install. Order from HomElectrical!
Morris 3/4-in Plastic Knockout Plug for Electrical Boxes & Enclosures

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Morris' 3/4-in Plastic Knockout Plug caps unused knockout holes in any electrical box or enclosure with simple fingertip pressure. No tools required and easy to install. Order from HomElectrical!
  • Trade Size: 3/4-in.
  • Caps unused knockout holes in electrical boxes and enclosures.
  • Installs with simple fingertip pressure -- no tools needed.
  • Safer and less costly than steel snap-in blanks.
  • Made of durable low-density plastic.
  • Keeps installations clean and professional in appearance.

Morris 21722 Description

  • Trade Size: 3/4-in.
  • Caps unused knockout holes in electrical boxes and enclosures.
  • Installs with simple fingertip pressure -- no tools needed.
  • Safer and less costly than steel snap-in blanks.
  • Made of durable low-density plastic.
  • Keeps installations clean and professional in appearance.
Get FREE shipping on eligible order of $99+
Free Shipping Eligible
$0.18Each
In Stock-

Ships between 06/15/2026 - 06/16/2026

Product Specifications

Part Number21722
Color / FinishGray
MaterialPolyethylene
Product Dimensions1.25-in X 1.25-in X 0.25-in
Weight0.02-lb
UPC601986217224

Manufacturer Description

Knock Out Fillers 3/4

Resources & Download

A PDF viewer is required to view this product's information. Download Adobe Acrobat Viewer

Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.
Morris' 3/4-in Plastic Knockout Plug caps unused knockout holes in any electrical box or enclosure with simple fingertip pressure. No tools required and easy to install. Order from HomElectrical!
Morris 3/4-in Plastic Knockout Plug for Electrical Boxes & Enclosures
Get FREE shipping on eligible order of $99+
Free Shipping Eligible
$0.18Each
In Stock-

Ships between 06/15/2026 - 06/16/2026

Morris 21722 Description

  • Trade Size: 3/4-in.
  • Caps unused knockout holes in electrical boxes and enclosures.
  • Installs with simple fingertip pressure -- no tools needed.
  • Safer and less costly than steel snap-in blanks.
  • Made of durable low-density plastic.
  • Keeps installations clean and professional in appearance.

Product Specifications

Part Number21722
Color / FinishGray
MaterialPolyethylene
Product Dimensions1.25-in X 1.25-in X 0.25-in
Weight0.02-lb
UPC601986217224

Manufacturer Description

Knock Out Fillers 3/4

Resources & Download

A PDF viewer is required to view this product's information. Download Adobe Acrobat Viewer

Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.

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