16x16x1 Pleated MERV 7 Air Filters 6 Pack pest-and-disease-control Expanded 4-digit dual-line display shows

Expanded 4-digit dual-line display shows pH and temperature readings simultaneously

Includes SunBlaster's 18 inch LED with 6400K grow output

Perlite -horticultural grade

Bulk case of 20 sheets

16x16x1 Pleated MERV 7 Air Filters 6 Pack pest-and-disease-control Expanded 4-digit dual-line display showsNordic 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