- Min operating pressure 5 psi (opens when pressure drops below 5 psi)
· Patent pending genetics
Grodan Blocks - Grodan Delta blocks are the most uniform blocks available on the market
The bottle of Awake found in the package with the bio-cartridge is poured into the cartridge and activates the culture of biology
24x24x2 Pleated MERV 13 Air Filters 3 Pack smoking-accessories - Min operating pressure 5Nordic 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