Supplied with 2 tamper proof screws and 1 plastic screw cover Zinc alloy construction Converts existing window restrictors to be tamper proof The Cardea Anti-Tamper Restrictor Cover is designed for use on existing first generation window restrictors which no longer meet the HSE Guidelines released in May 2015. It is a cost-effective alternative to replacing all your existing window restrictors, this Anti-Tamper Cover is fitted over the existing locks of restrictors which are not tamper proof to prevent accessing the lock.
