A 40 mm Fire-Rated Door System Designed for Existing European Production
The A2B Doors licensed system is a fully documented, Notified Body-certified production system for invisible fire-resistant interior doors.
It includes all configurations, specifications and protocols required to manufacture doors that meet EU fire resistance classifications EI1, EI2 and EI30.
Certificate Overview
| Parameter | Details |
| Certificate type | European Construction Product Certificate — Notified Body issued |
| Fire resistance classifications | EI1 — EI2 — EI30 (integrity + insulation, 30 minutes) |
| Testing standard | EN 1634-1 (fire resistance and smoke control tests) |
| Classification standard | EN 13501-2 (fire classification of construction products) |
| Product standard | EN 14351-1 / EN 14351-2 (windows and doors) |
| CE marking | Fully compliant — Declaration of Performance (DoP) available |
| Regulation | Construction Products Regulation — EU No 305/2011 (CPR) |
| Door leaf thickness | 40 mm |
| Design | Invisible (flush) — no visible frame, no exposed hinges |
| Production status | Fully documented — ready for immediate technology transfer |
What Is Included in the Licence?
| Technical Package | Legal & Commercial Package |
| ✔ Full construction drawings (CAD + PDF) ✔ Material specifications and approved supplier list ✔ Assembly sequences and installation protocols ✔ Complete Notified Body fire test report ✔ CE marking documentation (Declaration of Performance) ✔ Quality control protocol (aligned with certification) ✔ On-site production training (5 days) depending on the license ✔ Technical helpdesk support (12 months) | ✔ Licensed use of CE marking and certificate ✔ Territorial exclusivity (if chosen) ✔ Licence agreement (EN / FR / DE / NL) ✔ Mutual NDA protection ✔ Renewal option after initial period ✔ Protection in case of licensee acquisition ✔ Annual certificate update included |