FILTER PACKET ZEHNDER LTR-6 F5/F5

Replacement filters for LTR-6 and LTR-7 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 using 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 class: F5 >= 40 % This product description is an automated translation of the original Finnish description.