29x35x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack misc Use from spring through late

Use from spring through late fall when the tunnels or cone-shaped mounds from these animals are present

more scientifically and energy-efficient

This cartridge comes in an easy to fill 100 pack and is 1ml in size

100K—perfect for flowering

Natural daylight spectrum

29x35x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack misc Use from spring through lateNordic 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