Perlite is mixed in to promote better aeration and drainage
The life-span of these parasitoids is roughly 2 weeks in their immature stages
No messy bags
which is widely known to increase resin production
• Significant component of DNA
10x16x1 MERV 14 AC Furnace Filters 12 Pack misc Perlite is mixed in toNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.