T.ZETA is a basic mechanical Defender® made of zinc alloy for easy mounting on the door. It is classified as security level 1 and is manufactured with or without a completion escutcheon.
It is available in 4 different heights, with a conical base for installation in combination with manganese reinforcement plates. It is interchangeable with the Defender® TOP SYSTEM.
The keyway is protected by a chrome-plated steel rotating washer and the Defender® aluminium/brass cover is available in 7 finishes.
