Ultra Aire Standard MERV 11 Filter 4030733 (12/pk) are standard filters (MERV 11), compatible with the Ultra-Aire 70H Ventilating Dehumidifier. Standard MERV 11 Filters can be vacuum cleaned on a regular basis. Standard MERV 11 Filters should be replaced around every 6 months.
Application: standard filter for dehumidifier.
Use on: use with Ultra Aire 70H Ventilating Dehumidifier.