Yale Letter Box Opening Restrictor

The Yale Letter Box Opening Restrictor restricts the opening of the letter plate from the inside of your house. Adjustable to allow full closure, part restriction or full opening, the letter plate restrictor can prevent visibility of occupancy and reduces the risk of vandalism, fishing and lock manipulation.
It is simple to fit, compatible with most letter plates, and suitable for wooden, PVCu & composite doors.
 
Features:
Available in chrome & white finishes
Easy to install
Prevents visibility of occupancy
Reduce risk of vandalism, fishing and lock manipulation
Adjustable to allow full closure, part restriction or full opening
Compatible with most letter plates
Suitable for Wooden, PVCu & Composite Doors