Koch Filter™ Multi-Flo™ Rigid Air Filters Are Used For Hospitals, Manufacturing Plants, Automotive Plants, Office Buildings, Universities, Pharmaceutical Laboratories And Other Commercial And Industrial Applications With Variable Air Volume.
Koch Filter™ Multi-Flo Rigid Air Filters are made of High Performance Synthetic or Mircrofiberglass media enclosed with rigid Galvanized Steel frames for long lasting reliability. Feature durable plastic internal supports and secure media-to-frame sealant. Designed for systems with variable-air-volume applications where changes in airflow might render a non-rigid filter ineffective. Reduces energy cost. MERV 11, 13 and 14 7 rated filters are available in 6 or 12 inch depths, 20 and 24 inch widths and 12, 20 and 24 inch heights.