Despite the different classifications of fire safety glass being a key part of the Building Regulations on fire safety, there remains the potential for confusion around which classification offers what level of protection. According to BS EN 13501-2, there are three main classifications of fire safety glass to be aware of: E (Integrity), EW (Integrity 8c Radiation) and El (Integrity 8c Insulation).
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机译：尽管消防安全玻璃分类不同，但在防火安全的建筑规定的关键部分，仍然存在困惑的潜力，该分类提供了什么保护程度。 根据BS EN 13501-2，有三个火灾安全玻璃的主要分类值得注意：E（完整性），EW（完整性8C辐射）和EL（完整性8C绝缘）。
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