6x20x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack harvest-solution Biology and Release Rates: The

Biology and Release Rates: The adults are sold in containers (buckets) of 100 or 500 and should be released the day of receipt

Perlite can be used as a stand-alone medium in drip systems or as a mix-in element with other growth mediums

Some crops

Fill the reservoir with your desired watering liquid and you are ready to water

50 (in) Depth 15

6x20x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack harvest-solution Biology and Release Rates: TheNordic 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