DBF 4XLT is a duct booster fan designed for boosting air on demand. The product is equipped with 5 feet cord, indicator panel to indicate status of product operation and pressure-sensing switch that activates the fan once positive pressure is sensed in the duct line. The switch shuts the fan off when the pressure in the duct’s normalized.
The DBF 4XL features a galvanized metal housing, pressure-sensing switch, indicator panel and a 5 feet cord for 120V/1~ connection. Suitable for 4” ductwork.
Performance certified by HVI; safety certified by ETL to UL507.