21x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Water Treatment Twister B4 Adjustable Stand

Twister B4 Adjustable Stand

6"-18" for bloom

You can learn more about Cokin filter holders on the Cokin website

Supplied with piggyback cord for use with electric shutoff kit (ESOK-34)

- Dimming Settings at 100%

21x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Water Treatment Twister B4 Adjustable StandNordic 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.