The Intumescent Kit to Suit ZDL Din Locks is a Zoo intumescent accessory supplied as a complete set for use with ZDL and ZRD DIN-style locks. The kit is supplied with a self-adhesive backing and is adjustable to suit product dimensions; it is available in multiple fire-rating options — Select the required Fire Rating from the drop-down options (30 Minutes, 60 Minutes).

The Intumescent Kit to Suit ZDL Din Locks contains pre-cut intumescent material configured for installation around DIN lock cases. Two material configurations are available: a 1mm Interdens option (ZID30G) and a 2mm Flexifire option (ZID60G). The components are compatible with both square and radius profile cases and are supplied as one complete set per pack. Fitting instructions are provided in the intumescent_datasheet.pdf.

• Key Features
• Brand: Zoo.
• Category: Intumescent.
• Supplied as one complete set per pack.
• Self-adhesive backing.
• Adjustable strips to suit product dimensions.
• Compatible with ZDL and ZRD products in square and radius profiles.
• Material/option codes: ZID30G (1mm Interdens), ZID60G (2mm Flexifire).
• Fire rating options: 30 Minutes, 60 Minutes (select from drop-down).

• Fitment & What to Check
• Confirm whether the lock case profile is square or radius before applying strips.
• Verify strip placement around the lock case matches the door manufacturer’s fire-door assembly guidance.
• Check door leaf and frame surfaces are clean, dry and compatible with self-adhesive application.
• Review the supplied intumescent_datasheet.pdf for installation sequence and any substrate preparation notes.

• Common Ordering Mistakes
• Selecting the wrong fire-rating option without checking the door’s required rating.
• Assuming a single thickness will suit all lock case depths without verifying dimensions.
• Failing to confirm profile type (square or radius) before purchase.