9_3/4x23_3/4x1 Exact MERV 8 AC Furnace Filters 6 Pack Garden Hygiene and Safety Factory Calibrated: The COM-80 meter

Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution—can be recalibrated with digital calibration using the push buttons

The Hydro-Pack contains Bio-Bloom

The *SE 600 grow light system is designed to maximize the performance of 600 watt EYE HORTILUX grow lamps

comes with 420W

Nordic Pure 18x18x1 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

9_3/4x23_3/4x1 Exact MERV 8 AC Furnace Filters 6 Pack Garden Hygiene and Safety Factory Calibrated: The COM-80 meterNordic 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