
The Story
Gainsborough Black Yarra Ridge Sliding Patio Door Single Cylinder Deadlock is a reliable locking solution designed for aluminium and timber sliding doors, ensuring security and durability.
This sliding patio door deadlock features twin counteracting beaks that engage an all-metal catch plate, providing resistance to jemmying and preventing the door from being lifted off its rails. It fits industry-standard three-hole door cutouts and accommodates a wide range of door stile thicknesses from 21.3mm to 46.4mm. The lock is suitable for both left-closing and right-closing doors, making it versatile for various applications. Designed and manufactured in Australia, this all-metal lock is operated by key or lever once the door is closed, ensuring reliable security for your home.
Features
- Twin counteracting beaks for enhanced security against jemmying
- Fits industry-standard three-hole door cutouts (three 9mm diameter holes)
- Compatible with door stile thicknesses from 21.3mm to 46.4mm
- Suitable for both left-closing and right-closing doors
- Designed for use with aluminium and timber sliding doors
Specifications
| Dimensions (W x H x D) | 94mm x 180mm x 39mm |
| Weight | 1.299kg |
| Material | Zinc |
| Colour | Black |
| Model Number | YR4050BLV |
The Gainsborough Black Yarra Ridge Sliding Patio Door Single Cylinder Deadlock provides reliable security for your sliding doors.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Gainsborough Black Yarra Ridge Sliding Patio Door Single Cylinder Deadlock is a reliable locking solution designed for aluminium and timber sliding doors, ensuring security and durability.
This sliding patio door deadlock features twin counteracting beaks that engage an all-metal catch plate, providing resistance to jemmying and preventing the door from being lifted off its rails. It fits industry-standard three-hole door cutouts and accommodates a wide range of door stile thicknesses from 21.3mm to 46.4mm. The lock is suitable for both left-closing and right-closing doors, making it versatile for various applications. Designed and manufactured in Australia, this all-metal lock is operated by key or lever once the door is closed, ensuring reliable security for your home.
Features
- Twin counteracting beaks for enhanced security against jemmying
- Fits industry-standard three-hole door cutouts (three 9mm diameter holes)
- Compatible with door stile thicknesses from 21.3mm to 46.4mm
- Suitable for both left-closing and right-closing doors
- Designed for use with aluminium and timber sliding doors
Specifications
| Dimensions (W x H x D) | 94mm x 180mm x 39mm |
| Weight | 1.299kg |
| Material | Zinc |
| Colour | Black |
| Model Number | YR4050BLV |
The Gainsborough Black Yarra Ridge Sliding Patio Door Single Cylinder Deadlock provides reliable security for your sliding doors.










