16x22_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_centurionpro Patented AEROJET technology

Patented AEROJET technology

It is 100% soluble and is compatible with all growing mediums

The Grodan Cress Plate is the ideal growing media for microgreens and baby leaf crops

pH- Grow uses Nitric Acid as its main ingredient

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16x22_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_centurionpro Patented AEROJET technologyNordic Pure MERV 7 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 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters