17_1/8x26_1/2x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Drying Racks Its impeller and blades are

Its impeller and blades are molded with thermoplastic and meets UL 94 standards for resistance to flammability

In gardens and greenhouses

Cyco Commercial Grow is great for all hydroponic applications such as drip systems

In temperatures lower than 80°F this mite predator may go into hibernation or slow down consumption of mite

17_1/8x26_1/2x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Drying Racks Its impeller and blades areNordic Pure Custom MERV 7 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