FILTER PACKET ZEHNDER PLAZA ePM1 55%/ePM10 50% F7/M5

Replacement filters for Plaza, Piccolo, and Liggolo ventilation units for supply and exhaust air. Filter bags are attached to a sturdy metal frame. Service life can be extended by cleaning the bag filters with vacuuming. The efficiency of fine filters is determined by the percentage of particles sized 1-10 micrometers retained in the filter during testing (1 µm is one-thousandth of a millimeter). Filter efficiency classes: F5 >= 40 % F7 >= 80 % This product description is an automated translation of the original Finnish description.