fire and smoke damper

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  Fire and Smoke Damper

  Fire and smoke dampers close automatically to stop flames, smoke and toxic gases spreading through a building's ductwork. MEK supplies fire, smoke and combination dampers rated for 1, 1.5 or 2 hours, activated by fusible link, smoke detector or fire alarm signal, in sizes from 4" × 4" to 48" × 48".

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