The Zoo Hardware Vier Precision Euro Profile Offset Cylinder & Turn delivers secure and reliable performance with a polished brass finish. Precision-engineered and available in various sizes, it features anti-drill and anti-pick protection, along with a break-off system for enhanced safety. Certified to BS EN 1303 and BS EN 1634-1 standards, it is suitable for use with 30–60 minute fire doors. Supplied with three specially manufactured, hardwearing silver nickel keys as standard.

Keyed Alike and Master Suites are available:

• Keyed Alike: Multiple cylinders opened by the same key pattern
• Keyed To Differ: A single cylinder with an individual key pattern
• Master Keyed System: Multiple cylinders each with an individual key pattern, opened by a single master key

Please note: Keyed Alike and Master Keyed options are made to order and cannot be cancelled or returned once purchased. It is advisable to remove your existing cylinder and measure it before ordering to ensure the correct size. Master keys are sold separately—please see related products.

Key Features

• Euro profile offset cylinder & turn
• Polished brass finish for a classic look
• Anti-drill and anti-pick protection
• Break-off system for enhanced safety
• BS EN 1303 and BS EN 1634-1 certified
• Suitable for 30–60 minute fire doors
• Available in various sizes
• Supplied with 3 durable silver nickel keys
• Keyed alike and master suites available (made to order)

Order today for fast UK delivery and expert support

Enjoy nationwide delivery on all doors, including internal, external, and composite designs. We dispatch orders quickly, offer tracking on every shipment, and ensure your doors arrive safely and ready to install.

All our doors are sourced from leading UK and European manufacturers, built to last with premium materials and finishes. Each product is quality-checked before dispatch to ensure you receive only the best.