8x30x1 MERV 13 AC Furnace Filters 6 Pack vacuum pump For those special requirement low

For those special requirement low Nitrogen situations when high amounts of Phosphate and Potassium are needed to firm or size fruits or vegetables

Add 3-10 mL per gallon of water during the flowering phase starting in week 3

Combine the 660 with other PowerVEG T5's for maximum results

The Atlas 8 is a digital CO2 monitor/controller

8x30x1 MERV 13 AC Furnace Filters 6 Pack vacuum pump For those special requirement lowNordic 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