17x25x1 MERV 8 AC Furnace Filters 6 Pack chillers-heaters-and-purification Due to the natural taper

Due to the natural taper of the saucer

It comes equipped with industrial strength aluminum fan blades and operates at three speeds with a smooth side-to-side oscillation

Always combine with Grow A and Grow B as directed for a complete nutrient profile

colorless liquid

State-of-the-art electronics throughout

17x25x1 MERV 8 AC Furnace Filters 6 Pack chillers-heaters-and-purification Due to the natural taperNordic Pure MERV 8 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 and other contaminants are removed. MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters