BUILT TO LAST
Designed for Australian conditions
Engineered to withstand the harshest climates and built to last with premium materials, this product is crafted with care for everyday Australian life.
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40,000+ Australian customers · Australian-owned & operated
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Overview
Gainsborough Black Yarra Ridge Sliding Patio Door Double Cylinder Deadlock is a reliable locking solution designed for aluminium and timber sliding doors, ensuring security and durability.
The Gainsborough Black Yarra Ridge Sliding Patio Door Double Cylinder 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. This lock fits industry-standard three-hole door cutouts and accommodates a wide range of door stile thicknesses, making it suitable for both left-closing and right-closing doors. Designed and manufactured in Australia, this all-metal lock operates with a key or lever once the door is closed, ensuring robust security for your sliding doors.
Features
- Twin counteracting beaks for enhanced security
- 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 | 1.35kg |
| Material | All-metal |
| Colour | Black |
| Model Number | YR4550BLV |
The Gainsborough Black Yarra Ridge Sliding Patio Door Double Cylinder Deadlock is designed for exterior use.
Specifications
Specifications will vary by product. Please refer to the product description above or contact us before ordering if you need a specific measurement.
Shipping & Returns
Shipping
Orders are dispatched from our Sydney and Melbourne warehouses within 1–2 business days of payment. Delivery times from Sydney:
- NSW & ACT: 2–5 business days
- VIC & QLD: 2–7 business days
- SA: 3–8 business days
- TAS: 4–10 business days
- WA: 5–10 business days
Tracking is provided on dispatch. Remote postcodes may incur additional fees.
30-day change-of-mind returns
We offer a 30-day change-of-mind return on select unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return.
A restocking fee of 7–25% applies, plus return postage (unless approved otherwise). Customer-incurred postage costs are non-refundable without prior approval.
Faulty or damaged on arrival
If your product arrives faulty or damaged, contact our support team with your order number, photos/videos of the fault, and the original packaging. Do not return items without a return authorisation.
Warranty
12-month Australian warranty on this product unless noted otherwise. The warranty covers manufacturing defects under normal use.
The warranty does not cover:
- Damage caused by misuse, incorrect installation, or modification.
- Damage during delivery (claim under shipping policy instead).
- Normal wear and tear.
To claim warranty: contact our support team with your order number, photos/videos of the fault, and a brief description. We will assess the claim and offer a replacement, repair, or refund as appropriate.
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Why Aussies Shop With Auzzi
A registered Australian business with real local support, transparent pricing, and fair returns.
Australian Business
ABN 79 670 758 782. Registered in Australia.
Fast Australia-Wide Dispatch
Ships fast from our Sydney + Melbourne warehouses.
Secure SSL Checkout
Card, PayPal, Apple Pay, Google Pay accepted.
30-Day Returns
Change-of-mind returns within 30 days.