Further information for Helios Apparatebau LF 315 - Helios air filter 745
For covering duct openings on walls and ceilings. Frame and attached grille made of plastic. Filter mat made of regenerable synthetic fiber, class G 2, thermally bonded, fire behavior according to DIN 53438: F1. Separation efficiency 67%, dust storage: 380g/m². Filter mat can be cleaned and replaced if necessary.