Sliding Security Door Lock White + Cylinder – Replaces Whitco® Cylinders

Upgrade your sliding security screen door with this high-quality replacement lock designed to suit most Australian aluminium screen doors. Built to match the common footprint used by Whitco®, Doric™, Austral™, and other major Australian brands, this lock provides strong security and straightforward installation.

Finished in white powder-coat, it features a durable zinc diecast body, parrot-beak deadlatching, internal snib lever, and a full key-operated cylinder with three keys included.

Features

• Designed to fit most Australian sliding security screen doors

• Retrofits Whitco®, Doric™, Austral™ and similar lock patterns

• Includes cylinder with three keys

• Parrot-beak deadlatching for secure anti-jimmy resistance

• Self-latching mechanism automatically engages when door closes

• Internal snib lever with key override

• Durable zinc diecast construction with white powder-coated finish

• Accepts standard lazy-cam Euro-profile cylinders

• Installation instructions included

Dimensions

Lock Body

• Height: 184 mm

• Faceplate width: 48 mm

• Backplate width: 33.5 mm

• Depth: 44 mm

• Screw spacing: 127 mm (top–middle), 146.6 mm (middle–bottom)

• Snib/cylinder vertical span: 134–178 mm

Striker Plate

• Height: 70 mm

• Width: 20 mm

• Screw spacing: 50 mm

Pack Contents

• Lock body × 1

• Handle and lever assemblies × 2

• Snib lever × 1

• Striker plate × 1

• 12 mm fixing screws × 2

• 16 mm handle screws × 2

• 12 mm countersunk striker plate screws × 2

• 32 mm cylinder retaining screw × 1

• Snib plug × 1

• Cylinder with 3 keys × 1

• Installation instructions

Notes

• Suitable for standard 20–21 mm aluminium sliding doors

• Snib lever is for convenience only; use the key to deadlock the door for security