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motorized fire and smoke damper

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  • Under what circumstances should a smoke curtain be installed?
    For a room with smoke exhaust equipment, if the aisle and the clear height are less than six meters, it is necessary to set up a smoke blocking wall. The protruding part under the smoke-blocking vertical wall used must be 0.5m higher than the smoke-proof zone divided by the beam, and each constructi
    2022-11-14
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