Koch Filter™ Minipleat Filters Provide More Filter Paper In Standard Frame Sizes For Extended Filter Life And Energy Savings.
Koch Filter™ Minipleat Filters are made with MERV 11, 12, 13, 14 and 15 rated filters and Microfiberglass or Synthetic media for long lasting reliability. Minipleat design offers higher air flow rates and dust holding capacity than deep-pleat corrugated separators. DuroMax 2V and 4V filters have durable plastic frames designed for 12" depths in HVAC units. MicroMax units include galvanized metal framing designed for compact, 4" depths. Dimensions vary per model.