16x21_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack -power-&-lamp-cords 25 pounds per cubic yard

25 pounds per cubic yard of soil/media blend prior to planting (0

The PotPro™ Pot was strategically designed to allow air flow through the top and bottom of the medium as well as excellent drainage

and no specialized labor required

See the label information for full list of uses and instructions

Includes 4 pH buffer solution in a sponge embedded in a clear cap

16x21_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack -power-&-lamp-cords 25 pounds per cubic yardNordic 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