20x22x1 Pleated MERV 13 Air Filters 6 Pack food-&-water-storage The importance of keeping a

The importance of keeping a balanced pH during your Bloom phase is essential to a healthy

Pyrethrin and Permethrin free

400W Multi-Volt

To re-stock your pH & conductivity probe care kit

a comprehensive 21-page Operational and Testing manual

20x22x1 Pleated MERV 13 Air Filters 6 Pack food-&-water-storage The importance of keeping aNordic 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