16x16x1 Pleated MERV 12 Air Filters 6 Pack nutrient-combo 5V button cell batteries (included)

5V button cell batteries (included) (model LR44 or equivalent)

Each attic fan is controlled by an LCD digital controller

the automatic shutoff prevents overflow if the reservoir fills

enabling them to withstand all kinds of weather and temperatures

112 x Drip Shield 2

16x16x1 Pleated MERV 12 Air Filters 6 Pack nutrient-combo 5V button cell batteries (included)Nordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different