National 3-1/4 In. Galvanized Swivel Safety Hasp Big Timber Flood Protection: The vent door

Flood Protection: The vent door is latched closed until it comes in contact with flood water

3" screws with steel door frame reinforcer protects against violent forced entry attacks

For 2" thick doors

EPDM (Ethylene Propylene Diene Monomer) bonded washer

The 9/32 In (7Mm

National 3-1/4 In. Galvanized Swivel Safety Hasp Big Timber Flood Protection: The vent doorNational catalog model No. V32. This swivel safety hasp is designed to secure a wide variety of doors, cabinets, boxes, trunks, etc. For security, all screws are concealed when hasp is closed. The swivel staple is for latching without a padlock. Spring washer holds swivel staple in a fixed position at all times. The ribbed design is for extra strength. Made of steel with brass pin.