Fan Ventilation Systems Instruction manual Framing for Fan System Frame opening for fan should be square and 1/2″ larger than fan size. (Example: For a 10″ fan, the rough opening should be 10½” x 10½”.) Frame opening for intake shutters should be square and 1/2″ … Read more
DUCO L1023004 Ventilation Systems User Manual Introduction Operation of the ventilation system A DUCO Demand-controlled Ventilation System is a ventilation system that automatically1 ensures healthy air quality. By measuring via sensors, ventilation is provided only when needed (= demand-controlled). Depending on the type of appliance … Read more
USER MANUAL AUTOMATIC SETTING (= recommended) The ventilation system is geared to obtaining good air quality automatically, based on CO2 and/or humidity readings (if there are sensors included in the system). This is achieved as energy-efficiently as possible, by extracting polluted air only when necessary. … Read more
