14_1/2x19x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack biological fertilizer If the supply from the

If the supply from the roots should become compromised in any way

then active compounds called lipopeptides produced by each bacterium disrupt the germination and growth of invading pathogens

check out the Hydrologic GroGreen Water Filter

spray and walk away

Dissolve normally insoluble phosphorous molecules into the soil

14_1/2x19x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack biological fertilizer If the supply from theNordic Pure Custom MERV 13 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