BS 8414 — Fire performance of external cladding systems
BS 8414 — Fire performance of external cladding systems. The large-scale fire test for external wall systems. A full-height test rig simulating a real building façade exposed to fire from a lower-storey window. This page provides a structured summary, key provisions, and practical guidance on the application of BS 8414 (Large-Scale Façade Testing) to UK fire safety engineering, building design, and Building Safety Act compliance.