14x22x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack soil nutruient Wait at least 2 weeks

Wait at least 2 weeks before replanting treated soil

Also functions as an excellent "finishing" formula for determinate plants

* Removable and washable filter

Use in conjunction with Blue Sticky Traps

14x22x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack soil nutruient Wait at least 2 weeksNordic 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