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The citric acid damages many insects' outer coating (cuticle) and the garlic oil suffocates them by clogging their breathing holes (spiracles)
* Removable and washable filter
Like its longer cousins
The Hydro-Pack contains Bio-Bloom
27x27x1 MERV 13 AC Furnace Filters 6 Pack Growing Media The citric acid damages manyNordic 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
US$ 125.00
US$ 375.00