16_1/4x21_1/2x1 Exact MERV 13 AC Furnace Filters 6 Pack DUCTWORK improving CO2 injection rates over

improving CO2 injection rates over time

All Nudo Products have a 30 to 60 day lead time

Compatible with your existing T5 HO fluorescent fixture

Suitable for use in soil gardens

Using just 33% of the energy required by similar high-output T5 fluorescent tubes and lasting over twice as long

16_1/4x21_1/2x1 Exact MERV 13 AC Furnace Filters 6 Pack DUCTWORK improving CO2 injection rates overNordic 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