27x27x1 MERV 13 AC Furnace Filters 6 Pack grow media Alarm Box and/or Sample Pot

Alarm Box and/or Sample Pot

5mil thick food-grade nylon material

Coco Coir croutons are fresh water rinsed and ready to use

Ducting Size: 6” | Dimensions: 8

• Recovery manifold for base and column

27x27x1 MERV 13 AC Furnace Filters 6 Pack grow media Alarm Box and/or Sample PotNordic 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