23_3/4x23_3/4x1Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Terp Derp Running on cold water

Running on cold water

Manual off and on action

the concentration of spores with MJ and your desired consistency of the slurry depends on how you like it to be

the heat is contained within your hood to be carried away more efficiently by your existing air-cooling system

23_3/4x23_3/4x1Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Terp Derp Running on cold waterNordic Pure Custom MERV 13 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