Pewta Patina Night Vent Locking Fastener

This product is screw fited and there is no need for trickle vents. The keep will screw to a mullion with a 20mm flat, leaving more room for mouldings. They can be locked in the night - vent and closed positions with a large headed allen key. The nylon washer behind the handle is designed to reduce friction.
These are available in right hand and left hand options.
Sizes as follows: -
6" x 1.5"
Please use drop down box to select either right hand or left hand