Service penetration seals are passive fire protection systems designed to maintain the fire resistance of building element or section - wall or floor - where services such as cables, cable trays, pipes or ventilation ducts pass through them. Scope: Firestopping for busway, cable trays, cables, and trunking passing through walls in enclosed electrical installations. Where cables pass through shafts, walls, slabs, or enter electrical panels or cabinets, openings shall be tightly sealed with firestopping materials in accordance with. Fireproof cable trays play a crucial role in modern electrical systems. Wide range of UL Listed systems Ages Well. 7 products are successfully used to protect cables in high-rise buildings, industrial buildings, and offshore facilities as well as in sensitive areas, such as hospitals, airports, production. Unifrax's FyreWrap® Cable Insulation is a thin, flexible, insula-tion wrap designed to provide a fire-protective enclosure around cable trays and conduit.
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