12x12x1 Pleated MERV 8 Air Filters 12 Pack air-purification or when high soil pH

or when high soil pH is noted

These tents are height adjustable to increase your yields and plant sizes up to 2X

it contains natural beneficial fungi and can be inoculated with other biological controls

Power: 155W

double sided mounting tape and stainless steel mounting screws

12x12x1 Pleated MERV 8 Air Filters 12 Pack air-purification or when high soil pHNordic Pure MERV 8 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 and other contaminants are removed. MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters