17x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack environmental-controllers this panelboard is the way

this panelboard is the way to go

Available as a pack of 24 filters

The CMH 630 draws 5

Moisture and humidity help increase hatch rates

They have a higher blue spectral ratio enhancing Veg and growth

17x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack environmental-controllers this panelboard is the wayNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.