The following pictures are of an installation in Calgary at a large furniture manufacturing company. The dust collector is an NR Murphy model HEC reverse pulse continuous operation collector. The dust collector was equipped with explosion venting around the bottom of the filter section. The bags are removed from the top (the clean air side). The filtered air can be returned to the occupied space or exhausted to atmosphere depending on the outdoor temperature. The fan is a Chicago Blower model SQA c/w a 75 Hp TEFC motor.

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