Discussion Forum
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High Velocity System / Firestoping
I'm hoping that the collective wisdom of the board can help to determine the best way to firestop penetrations around the attenuator tubes (essentially flexduct) running between floors on a…
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Lighting on 20amp circuit
My electrical sub has run a couple of 14 guage switchlegs (from the switch to the light fixture) that is being fed by a 20 amp circuit (breaker and 12…