15x15x1 Exact MERV 14 AC Furnace Filters 12 Pack grow-light-bulbs Dirty Dozen Starter Pack

Dirty Dozen Starter Pack

Perfectly sized for standard germination trays

always confirm compatibility with a jar test and apply to a small section of the crop before mixing and applying large volumes

Reservoir Capacity - 11

with its high perlite content

15x15x1 Exact MERV 14 AC Furnace Filters 12 Pack grow-light-bulbs Dirty Dozen Starter PackNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.