12x15x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack garden-accessories The 25u offers smaller holes

The 25u offers smaller holes and gives you a more filtered and refined product where the 150u has larger holes that allows material to pass through easier and can potentially provide slightly higher yields

To extend the temperature probe use a 3

KDF & GAC Replacement KDF/Carbon pre-filter for MicRO 75

PVC suction tube

The FloraFlexTM Barbed T instantly connects multiple hoses

12x15x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack garden-accessories The 25u offers smaller holesNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.