20x34x1 MERV 13 AC Furnace Filters 6 Pack -monitors-&-timers A storm flap over the

A storm flap over the zipper helps prevent hazardous liquids from seeping through otherwise exposed zipper seams

comfortably accommodate large batches and allow for operational growth

Works on all varieties

(2) 5 gallon stock tanks with covers (for nutrients)

LCD Display

20x34x1 MERV 13 AC Furnace Filters 6 Pack -monitors-&-timers A storm flap over theNordic 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