12x27x1 MERV 13 AC Furnace Filters 6 Pack pots-and-containers Roots Organics Seabird Guano encourages

Roots Organics Seabird Guano encourages vigorous growth and is fast acting for quick results

No added sugars or dilute phosphates

The rack unit comes standard with a port for nitrogen assistance

the PHR3150 is your best choice for performance and value

Spend Less Time Cleaning & More Time Trimming

12x27x1 MERV 13 AC Furnace Filters 6 Pack pots-and-containers Roots Organics Seabird Guano encouragesNordic 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