DOOR TRANSFER GRILLE Door Transfer Grille is used to provide air transfer by taking advantage of the pressure difference between adjacent spaces. Description Description Decorative and aesthetic appearance Manufacturing from aluminum profile Double sided structure Low pressure loss Related products Air Handling UnitsFAN SERIESSILENT DESIGN DOMESTIC FAN Air Handling UnitsFAN SERIESAXIAL WALL TYPE FAN Air Handling UnitsFan-Coils & HeatersUnit SeriesFan-Coil Units