12x16x1 MERV 13 AC Furnace Filters 12 Pack Tents / Indoor Greenhouses Use OxiPhos throughout the growing

Use OxiPhos throughout the growing season to both prevent and control plant pathogens

Even more Efficient and Stronger than the original Max-Fan™design

The FloraFlexTM Square Flood and Drip Shield + Quicker Drippers instantly gives you control over your feeding plan

3 specifications

This predation disrupts the life cycle of the fly and causes their population to plummet

12x16x1 MERV 13 AC Furnace Filters 12 Pack Tents / Indoor Greenhouses Use OxiPhos throughout the growingNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200