Pilkington pyrostop 60-201, 27mm
Pilkington · evidence reference CF328 (Warringtonfire Certifire, stated validity to 22 Oct 2029)
Within stated validity to 22 Oct 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
BS 476 Part 22:1987 · numeric integrity/insulation minutes do not automatically establish EN 13501 E/EW/EI.
Within stated validity to 22 Oct 2029; issuer status still requires checking
Hardwood frame 95 × 45 mm, density at least 640 kg/m³; 20 × 2 mm Interdens; beads/fixings per CF328 page 49
Vertical screen, within ±10°; preserve stated W × H orientation · Check complete-system exposure restrictions; glass alone has no general direction restriction (page 4).
Reviewed source pages 49 · revision 2024-10-22 · checked 2026-10-02 ↗Screen
Timber
Single
See certificate
4.69 m² max area · 2343 × 3000 mmtested pairs: 1563×3000, 2343×2000
Confirm the cited system's width, height, area, orientation and any dimension graph; do not assume rotation or interpolation.
- Hardwood frame 95 × 45 mm, density at least 640 kg/m³; 20 × 2 mm Interdens; beads/fixings per CF328 page 49
- Read the cited system page together with CF328 general conditions, pages 3–5. Verify beads, fixing centres, seals, aperture and supporting assembly.
System verification required
BS 476 Part 22:1987 · numeric integrity/insulation minutes do not automatically establish EN 13501 E/EW/EI.
Within stated validity to 22 Oct 2029; issuer status still requires checking
Previously tested or Certifire approved insulated steel framing; 15 × 2 mm Fibrefrax; aperture evidence required, CF328 page 50
Vertical screen, within ±10°; preserve stated W × H orientation · Check complete-system exposure restrictions; glass alone has no general direction restriction (page 4).
Reviewed source pages 50 · revision 2024-10-22 · checked 2026-10-02 ↗Screen
Steel
Single
See certificate
4.48 m² max area · 2326 × 3000 mmtested pairs: 1494×3000, 2326×1926
Confirm the cited system's width, height, area, orientation and any dimension graph; do not assume rotation or interpolation.
- Previously tested or Certifire approved insulated steel framing; 15 × 2 mm Fibrefrax; aperture evidence required, CF328 page 50
- Read the cited system page together with CF328 general conditions, pages 3–5. Verify beads, fixing centres, seals, aperture and supporting assembly.
System verification required
BS 476 Part 22:1987 · numeric integrity/insulation minutes do not automatically establish EN 13501 E/EW/EI.
Within stated validity to 22 Oct 2029; issuer status still requires checking
Fully insulated steel doorset with aperture evidence; 12 × 6 mm Fibrefrax, CF328 page 51
Door aperture W × H as stated; fully insulated doorset evidence required · Check complete-system exposure restrictions; glass alone has no general direction restriction (page 4).
Reviewed source pages 51 · revision 2024-10-22 · checked 2026-10-02 ↗Door
Steel
Single
See certificate
1.79 m² max area · 1338 × 2280 mmtested pairs: 785×2280, 1338×1338
Confirm the cited system's width, height, area, orientation and any dimension graph; do not assume rotation or interpolation.
- Fully insulated steel doorset with aperture evidence; 12 × 6 mm Fibrefrax, CF328 page 51
- Read the cited system page together with CF328 general conditions, pages 3–5. Verify beads, fixing centres, seals, aperture and supporting assembly.
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.