8_7/8x19_1/8x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack lighting Use as a dip for

Use as a dip for transplants and drench the root zone for root strength

See more information about Fluence PhysioSpec spectra

2mm (better for thicker oils)

Includes base tray

phosphorus (P)

8_7/8x19_1/8x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack lighting Use as a dip forNordic 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