Bs En 1365-1 !!top!!

is a British Standard that adopts the European Norm (EN) for fire resistance tests. Its full title is: "Fire resistance tests for loadbearing elements – Part 1: Walls."

External walls can be tested for fire resistance from either the inside or the outside , depending on their intended use. bs en 1365-1

Typical: 70mm steel studs at 600mm centers, three layers of 15mm fire-rated board each side, can achieve REI 90–120. is a British Standard that adopts the European

Disclaimer: This article is for informational purposes only and does not constitute legal or engineering advice. Always consult current standards and a qualified fire safety engineer for specific project requirements. bs en 1365-1