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Rectangular smoke control dampers are designed for mechanical or natural smoke and heat extract systems.
Rectangular Smoke Damper
If you are doing the project right, I’m there. AA for Single-compartment.
Needed for crossing compartments. AA for Multi-compartment.
Smoke ducts would choose this damper. AA for Multi-compartment.
Smoke and heat didn’t see that coming! One damper to rule them. HOT400/30 and MA for Multi-
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