1. Remove existing door furniture
2. Drill 4 holes for mounting posts & insert lock body
3. Insert posts to external plate & mount to door
4. Remove existing door furniture
The Gainsborough Trilock® range offers innovative design solutions with matching internal door hardware across passage, privacy and dummy functions.
Pull handle with clever concealed lever options for standard size doors.
Accent Back to Back Part No: 8906BBSS shown
Pull handle with clever concealed lever option on both the exterior and interior sides of the door.
Trilock® Omni Allure Part No: 8905BBSS
Pull handle with clever concealed lever option on the exterior side of the door, Trilock® Eclipse internal plate on the interior side of the door.
Trilock® Omni Allure Part No: 8905ALLPS
Designer styling with a flat plate on both exterior and interior sides of the door.
Trilock® Eclipse Rochas Part No: 8904ROCSS shown
Urban styling with a plate featuring smoother, cleaner lines on both exterior and interior sides of the door.
Trilock Urban Part No: 8901AURBSC shown
Modern styling with cutting-edge lever designs.
Trilock® Precise Part No: 8901PRESC shown
Traditional styling in lever and knob options.
Trilock® Leverset Part No: 890TLEBC shown
The Trilock® ‘3-in-1’ locking mechanism has been awarded with an Australian Design Mark® for Good Design by Standards Australia
Match your internal door handles with your Trilock® for a consistent look inside and out.