Whitco CYL4 Multi Bolt White W2205316C4
Whitco CYL4 Multi Bolt White W2205316C4 is backordered and will ship as soon as it is back in stock.
Pickup available at Double Bay Hardware
Usually ready in 1 hour
The Whitco CYL4 Multi Bolt window lock delivers high security with concealed fixing for enhanced protection and clean aesthetics. Featuring the advanced CYL4 One Key Security system, this versatile lock can be matched to most door locks for convenient one-key access throughout your home. Suitable for sliding, casement, awning, and double hung windows in both timber and aluminium frames, this robust lock provides comprehensive security for a wide range of window types.
Constructed from solid zinc diecast metal with strong 8mm steel bolts, this lock resists attack while the concealed fixing design enhances both security and style. The versatile face-fix or side-fix design allows flexible installation, while the key-to-lock, key-to-unlock operation ensures controlled access. Supplied with standard and one-way fixing screws, three bolt types, and a stainless steel ferrule for timber applications, this lock enables fixed ventilation on sliding and double hung windows. Two Whitco keys included.
Key Features
- CYL4 One Key Security - matches most door locks for convenience
- High security, robust construction resists attack
- Concealed fixing for security and clean appearance
- Versatile face-fix or side-fix design
- Suits sliding, casement, awning, and double hung windows
- Compatible with timber and aluminium frames
- Enables fixed ventilation for sliding & double hung applications
- Strong 8mm steel bolts with 3 bolt types supplied
- Solid zinc diecast metal body
- Stainless steel ferrule for timber applications
Specifications
- Cylinder: CYL4 (5-pin C4 profile) or 5-disc wafer
- Body Material: Solid zinc diecast
- Bolt: 8mm steel (3 types supplied)
- Fixing: Concealed (standard & one-way screws supplied)
- Installation: Face-fix or side-fix
- Keys Supplied: 2 Whitco keys
- Model: W2205316C4
- Applications: Sliding, casement, awning, double hung windows (timber & aluminium)
We are more than happy to assist it for you.
You could:
1. Contact us at 02 9327 5603 or admin@doublebayhardware.com.au
Shipping Information:
- Orders are dispatched from our Sydney warehouse, same business days before 10AM.
- Standard delivery across Australia typically takes 2–8 business days depending on your location. Overseas deliveries generally take 3–10 business days.
- You can estimate postage by adding products to your cart and entering your postcode. The estimated delivery time will be displayed at checkout once you’ve entered your shipping details.
Click & Collect:
- Free Click & Collect is available from our Double Bay store. Usually is ready in 1 hour. You will receive an email notification when your order is ready for collection.
Returns Policy:
1. If you change your mind, most unused and unopened items can be returned within 30 days of purchase.
To be eligible for a return:
- Item must be unused and in its original packaging.
- Proof of purchase is required.
- Special order, clearance, hazardous and certain electrical products may not be eligible for return.
2. If an item arrives damaged or faulty, please contact our customer service team as soon as possible so we can arrange a replacement, repair or refund in accordance with Australian Consumer Law.
For full details, please visit our Shipping Policy and Returns Policy pages.
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Double Bay Hardware Gift Card - $100 is backordered and will ship as soon as it is back in stock.


