The 15"x15" Square Hole-In-One covers square holes size up to 12"x12” in diameter. Sold in 1 box of 25 hole covers.
• Hole-in-One Cover saves time and money
• Reusable / portable
• Prevents accidents and injuries
• No sawing, pre-drilling or bolting into concrete necessary
• No surface damage to surrounding concrete
• Safety orange color for easy recognition
• Assemble hardware included
• Two screwdrivers are only tools necessary
• Assembles & removes in seconds
• Hole-in-One Cover's beveled edges to prevent tripping hazards
OSHA Hole-in-One Cover Standards can be found here.