9x13x1 MERV 10 AC Furnace Filters 6 Pack Master Controller 3% Calcium and 1% Magnesium

3% Calcium and 1% Magnesium in a highly available form

soilless and soil applications

7% Nitrate Nitrogen

Note: Before measuring

without releasing byproducts into your water supply

9x13x1 MERV 10 AC Furnace Filters 6 Pack Master Controller 3% Calcium and 1% MagnesiumNordic Pure MERV 10 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, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies