Duct Boosting
Extra airflow on demand
It can be whatever you need it to be. In this scenario, the contractor is using this fan to boost an extra-long duct run to the back bedroom, ensuring that the conditioned air completes its long journey throughout this large home.
Featured products
VTX400P
The VTX400P duct booster fan, for 4-inch diameter duct, is ideal for solving the problems caused by long duct runs. The VTX400P has a built-in automatic pressure switch that detects when air is flowing through the ventilation duct.
VTX-400C
The VTX400C is supplied with a current sensor that detects when the interlock device is turned on to activate the fan automatically. The current sensor is available with either zero, five, ten, or fifteen-minute turn-off time delay.
APS
The APS is an air pressure sensing switch that detects when air is flowing through the duct and activates an auxiliary fan.
