

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Morris 21799 4 Knockout Seal with Screw and Bar offers a reliable solution for protecting exposed wires. Designed by Morris Products, Inc., this knockout seal is made to fit standard, air-tight, and dust-tight applications. The type S knockout seal is built to be inserted directly into open box knockouts, ensuring secure and effective sealing.
This knockout seal is easy to install without removing box devices or covers, making it a practical choice for electricians and trade professionals.
Thanks for subscribing!
This email has been registered!