7 products found
DUX – dual flow pressure relief damper for chemical gas
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NRD61 – back draft damper
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NRD61V – horizontal mounted vertical flow back draft damper
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NRDR – backdraft damper for round ducts
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PRD-X – motorised pressure relief vent for fire suppression and blast protection
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PRD200 – pressure relief damper for staircase pressurization control systems
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