18x25x1 Pleated MERV 13 Air Filters 6 Pack environmental Plant directly into Salamander Soil

Plant directly into Salamander Soil Potting Mix

Comes in 25 ft lengths and includes 2 clamps for easy installation

Measures 16" x 24" x 1

The CO2 sensor can be easily re-calibrated and will continue to operate accurately for many years

polypropylene lab coats help protect you from dirt

18x25x1 Pleated MERV 13 Air Filters 6 Pack environmental Plant directly into Salamander SoilNordic 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