Round box cover with a knockout is ideal for covering 4-inch ceiling boxes and ENT ceiling boxes that are not in use, and the knockout provides easy access without having to remove the cover. SKU: 43144736 MFG: EZYL1 Shop more products by Cantex. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free Shipping Shipping not available to Normally ships within 24 hours $10.48 Quantity In Stock Add to cart Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Color: Gray Material: PVC Shape: Round Application: Ceiling Boxes Diameter: 4 inches Depth: 0.1 inch UL Listed: Yes Knockout Size: 1/2 inch Keyhole screw mounting design keeps cover secure Designed for indoor use Engineered for easy, cost saving installation and constructed with resilient PVC for durability UL 2 Hour Fire Rated FEATURES MFR: EZYL1 SKU: 43144736 UPC: 088700025486 Brand: Cantex Attachments: