23 1/2x25x1 Exact MERV 7 AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions allowing any gardener to check

allowing any gardener to check out the most popular GeoPot products

This switchable magnetic ballast is compatible with 1000W MH and HPS bulbs (make selection using the switch) and runs at 120V or 240V

Versatile—can be used for many different applications

000 rated initial lumens

brown tips

23 1/2x25x1 Exact MERV 7 AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions allowing any gardener to checkNordic 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