fire-stop

fire-stop

Obstructions placed in open areas above a ceiling in order to stop a fire that could otherwise easily spread to all parts of a building.

References in periodicals archive ?
The penetrations for all services within stairwells and fire compartments should be adequately protected with fire-stop systems," Allan added.
Products covered by the accreditation include columns, beams, floors, decks, walls and partitions; through-penetration fire-stop systems; and dampers.
A cable pass-through port with a fire-stop foam seal is included.
It will serve the electrical distribution industry with a wide variety of products, including electrical fittings, connectors, steel outlet boxes, enclosures, controls, plugs, industrial and commercial lighting, DC power supplies, fire-stop and heat-trace equipment, industrial signaling and transformers.