Secondary Security

With a unique range of secondary security devices, Interlock products are designed to fit a variety of window and door applications and may also be retro-fitted.

Securichain

• A security device for use with standard hinged, inward opening swing doors
• Designed for residential or hotel applications, Securichain enables safe viewing before greeting visitors
• Easy to install, simple to use

Patio Bolts

• Deadlocking heavy gauge bolt for use with sliding or hinged doors
• Available in three sizes
• Designed for wood, vinyl or aluminum applications
• Shoot bolt secured in place but can be removed if required
• Three-pin or five-pin compatible high security key locking
• Easy to install

Flush Bolts

• 7 mm (1/4”) diameter plated steel rod activated by a die-cast zinc body and operating lever with comfortable finger grip
• Surface-mounted model with standard width face plate, can be mounted either on the face or on the leading edge of a door stile
• Surface-mounted narrow face plate is suitable for bi-fold windows as well as doors
• Recessed model has a shorter overall length and is recessed into a door stile to give a smooth, flush appearance
• Sizes and types to suit both doors and windows