16x24x2 Pleated MERV 14 Air Filters 3 Pack AIR FILTER BOXES Gro-Blocks are similar to a

Gro-Blocks are similar to a plant container

All parts are UL recognized

No more bruised fruit from shaking the crops to the ground during harvest

• Nitrate-free

000 uses with proper care and maintenance

16x24x2 Pleated MERV 14 Air Filters 3 Pack AIR FILTER BOXES Gro-Blocks are similar to aNordic 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.