8x24x1 Exact MERV 13 AC Furnace Filters 6 Pack complete grow kit Add Massive Bloom at a

Add Massive Bloom at a rate of 19 ml per gallon to your nutrient reservoir for the duration of the flowering cycle

Can be used safely within a week until harvest

Espoma's proprietary blend of beneficial microbes

and acts as a catalyst for flushing your plants in their final stage of growth

8x24x1 Exact MERV 13 AC Furnace Filters 6 Pack complete grow kit Add Massive Bloom at 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