1-1/2 in. Knock Out Seal

The 1-1/2 inch Knock Out Seal is a versatile and essential component for any electrical or plumbing project. This seal is designed to securely cover and seal knockout holes in electrical boxes or enclosures, ensuring a clean and professional finish. Made of durable materials, this seal is easy to install and provides a reliable solution for sealing off unused knockouts. Whether you are a DIY enthusiast or a professional contractor, the 1-1/2 inch Knock Out Seal is a must-have item for your toolbox.