17x20x1 MERV 14 AC Furnace Filters 6 Pack shoe-cover Twister T2 Hopper Twist Knob

Twister T2 Hopper Twist Knob

Increase porosity in growing media allowing more air flow and drainage

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

Clementine

Mounts to Unistrut

17x20x1 MERV 14 AC Furnace Filters 6 Pack shoe-cover Twister T2 Hopper Twist KnobNordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.