12x26x1 MERV 7 AC Furnace Filters 6 Pack complete-systems • Boosts potassium and phosphorus

• Boosts potassium and phosphorus levels

Measures 51" x 51" x 12"

For smaller or less shaped lenses check out the Classic LED Clip-on

Rhinovirus

The TS-2 also has an adjustable delay time for each HVAC systems being activated

12x26x1 MERV 7 AC Furnace Filters 6 Pack complete-systems • Boosts potassium and phosphorusNordic 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