National Hardware® N178-814 Aluminum Universal Knob Latch In Stock Flash Point : 104 deg

Flash Point : 104 deg F

Solid metal channel centers the bolt which cannot sag

This manufacturer also disclaims liability for flat surface application where poor drainage or ponding water may prevail

Expands 1' to 3'

Chain Type: D (72V)

National Hardware® N178-814 Aluminum Universal Knob Latch In Stock Flash Point : 104 degFor wood or metal screen & storm doors with either 1 1 2", 1 3 4", or 3" hole spacing. For doors from 1 3 8" to 2" thick. Mounting screws included to match product finish. Interior locking mechanism provides for enhanced security. Includes spring loaded strike plate. Manufactured from zinc die cast. For wood or metal screen & storm doors with either 1 1 2", 1 3 4", or 3" hole spacing For doors from 1 3 8" to 2" thick Use pan mach screws 6 32 x 2 1 4"