Unverified80% confidenceDecision RuleTime unknown
防火围挡尺寸需覆盖火源半径外扩至少30cm，单片常见规格为1m×1m、2m×2m；车辆自燃应急毯建议≥1.8m×1.8m以能完全覆盖引擎盖或整个乘员，过小的防火毯无法有效隔绝复燃
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Unverified1.8m×1.8m规格仅能覆盖小型车辆局部起火区域，若需完整覆盖整车（如SUV或MPV），需选择至少4m×6m或更大尺寸的专用灭火毯88% similarUnverified1.2m×1.2m 尺寸适合覆盖成人蜷缩逃生或扑灭初期小范围火源，不适合用于包裹大型家具或工业灭火场景79% similarUnverified单片尺寸大（≥20×25cm）适合大面积台面和油烟机罩，但同样容量下抽取次数少、单价高；小尺寸（约15×20cm）适合擦拭开关、把手等局部油污更省74% similarUnverified购买前需实测壁炉台面宽度及两侧延伸空间，可调节伸缩宽度的围栏更适配非标准尺寸壁炉，固定尺寸款须确认宽度覆盖火源外扩至少30cm73% similarUnverified室内隔断遮挡选用4扇折叠屏风，单扇宽度40-45cm时展开总宽160-180cm，可有效遮挡一个床位或衣帽区；3扇（约120cm）仅适合遮挡马桶或局部角落71% similar
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