12x26_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack ph-ec-tds-meters-and-solutions The added mycorrhizae keeps a

The added mycorrhizae keeps a thriving fungal network on the roots

Will feed your microbes as well as your plants

House & Garden 1-Component

The Bubble Magic Tumblers feature a 145 micron screen standard

OZN-1 Ozone Generator attacks and neutralizes odors caused by smoke

12x26_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack ph-ec-tds-meters-and-solutions The added mycorrhizae keeps aNordic Pure Custom MERV 8 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