Available in 4x4 and 4x8
Twister T2 leaf collector top filter bags allow maximum airflow for extended periods while keeping airborn debris to an absolute minimum
the Model A76 Dehumidifier Control monitors the relative humidity in the space in which it is located and displays the measured relative humidity on the digital display
Included pressure compensating Emitter with a self cleaning lateral torturous path
13x21x1 Exact MERV 13 AC Furnace Filters 6 Pack grow media Available in 4x4 and 4x8Nordic Pure MERV 13 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200