15x30_5/8x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_fluence 250ml Nitrogen Boost

250ml Nitrogen Boost

Mix Athena Cleanse at a rate of 5-10 mL/ gallon of water during the final flush stage to help reduce residual mineral buildup in the growing media and plant tissues

then into your close loop pressure system

and fruit set

no synthetic chemicals—just Clove Bud Oil

15x30_5/8x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_fluence 250ml Nitrogen BoostNordic 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