21x23_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack complete grow kit ONA Gel is one of

ONA Gel is one of Ona's most popular products

FloraLife® Clear 200 storage and transport solution will keep cut flowers fresh and in ideal condition at this stage in the flower chain

Can be tank mixed after testing for compatibility and plant sensitivity

mycorrhizae

the ONA Mist Dispenser can be placed anywhere

21x23_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack complete grow kit ONA Gel is one ofNordic Pure Custom MERV 12 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