AGC Flatglass Pyrobel 16 & 16EG (Timber Screens)
AGC Flatglass · evidence reference CF377 (Warringtonfire Certifire, stated validity to 20 Jun 2029)
Within stated validity to 20 Jun 2029; issuer status still requires checking
This glass can achieve different fire ratings depending on how it is used — internal or external, door or screen, single or double-glazed unit, and the framing system. Each record below must be checked against the current certificate, test regime and complete framing, seals, fixings, installation and exposure. Only explicitly reviewed mappings carry review provenance; other extracted data remains unverified.
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Certified options for this glass
Check recorded size bounds and outstanding evidence
A size fit is only one part of qualification. The complete framing, seals, fixings, exposure and current certificate must be checked. No rotation or interpolation between tabulated pairs is assumed.
System verification required
Test regime / source mapping unverified · numeric integrity/insulation minutes do not automatically establish EN 13501 E/EW/EI.
Within stated validity to 20 Jun 2029; issuer status still requires checking
Screen
Timber
Single
Internal or External
6.1 m² max area
Confirm the cited system's width, height, area, orientation and any dimension graph; do not assume rotation or interpolation.
- Pyrobel 16 and Pyrobel 16 EG
- Neutral silicone capping
- 10 mm wide by 5 mm ceramic fibre based or closed cell foam tape (see page 6 for approved tapes) glazing tape
- 27 mm high by 25 mm wide (with 15o chamfer) hardwood glazing beads, minimum density 640 kg/m3
- Non-combustible setting blocks
- 50 mm long steel screws at 250 mm centres or 50 mm long steel pins at 150 mm centres (30o to glass)
- 75 mm by 33 mm (minimum) hardwood perimeter framing sections, 75 mm by 46 mm (minimum) hardwood internal transom/mullion framing sections, minimum density 640 kg/m3 (density may be reduced to 520 kg/m3 if 97 mm by 33 mm (minimum) hardwood perimeter framing sections and 97 mm by 66 mm (minimum) hardwood internal transom/mullion framing sections are used)
- Pyrobel 16 IGU Glass in timber framed screens for periods of 30 minutes integrity and 30 minutes insulation
- IGU comprising Pyrobel 16 or Pyrobel 16 EG glass, a minimum 8 mm wide air cavity and minimum 6 mm thick non-fire rated glass (toughened, float, laminated, coated, tinted)*
- 20 mm wide by 5 mm ceramic fibre based glazing tape
- 27 mm high by 25 mm wide (with 15o chamfer) hardwood glazing beads, minimum density 520 kg/m3
- 60 mm long steel screws at 250 mm centres or 60 mm steel pins at 150 mm centres (30o to glass)
- 33 mm by 97 mm (minimum) hardwood perimeter framing sections, 66 mm by 97 mm (minimum) hardwood internal transom/mullion framing sections, minimum density 520 kg/m3
Understanding the grades
Integrity for the classified duration. It does not establish radiation control or insulation.
The complete system and classification report determine E performance.
Integrity plus a radiation limit for the classified duration. EW is distinct from E and from EI.
Check radiation performance in the system classification report.
Integrity plus insulation for the classified duration. A BS 476 integrity/insulation pair alone is not an EN 13501 EI classification.
Specify class and minutes from the project fire strategy.
Manufacturer location/exposure terminology, separate from fire-resistance class. Confirm the specific glass, system and installation conditions.
Internal/external suitability cannot be inferred from the letters E, EW or EI.

