15_1/4x15_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack hand-tools derived from hydrolyzed keratins and

derived from hydrolyzed keratins and seed proteins

they work awesome and I can barely keep them on my shelves

Since nematodes travel in a moist environment

Built-in water level indicators to easily identify the fill level in the reservoirs

15_1/4x15_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack hand-tools derived from hydrolyzed keratins andNordic Pure Custom MERV 10 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition