13x18x1 Exact MERV 8 AC Furnace Filters 6 Pack garden-accessories Features dual flanges and thick

Features dual flanges and thick 3mm steel gauge for added strength

• For fruit trees or grapes: apply at bud break

Easy installation

060 µmol/m2/s over a 4’x4’ canopy

therefore the results aren't as beneficial

13x18x1 Exact MERV 8 AC Furnace Filters 6 Pack garden-accessories Features dual flanges and thickNordic 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