Description
17x26x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_hf It can be used with It can be used with any of TrolMaster’s “plug in” style device modules to expand the number of devices that can be controlled by the Hydro x It will also not impact the PPM EC of your nutrient solution so you can continue to run your other nutrients at full strength