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B1 DIN 4102 Fire Rated Expanding PU Foam Sealant for Fire Door and Window Installation

방염 PU 폼
2026-03-11
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Description: This product is non-flammable and has high flame retardancy, complying with DIN 4102 B2 standard. It can stop burning immediately when the fire source is removed, with reliable safety ... 더보기
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B1 DIN 4102 Fire Rated Expanding PU Foam Sealant for Fire Door and Window Installation
B1 DIN 4102 Fire Rated Expanding PU Foam Sealant for Fire Door and Window Installation
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