13x18x1 Exact MERV 13 AC Furnace Filters 12 Pack pumps-and-irrigation-supplies Regular maintenance keeps flavors fresh

Regular maintenance keeps flavors fresh and vapor smooth

50/60Hz Certifications ETL/FCC 3-in-1 (Temp/Humid/CO2) Sensor Max 1pc per set

Root Drench: 10 - 20mL (2-4 tsp)

Sell by pallet

13x18x1 Exact MERV 13 AC Furnace Filters 12 Pack pumps-and-irrigation-supplies Regular maintenance keeps flavors freshNordic 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