13_1/4x13_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Meters & Solutions Ferrous sulfate

Ferrous sulfate

Leafroller (Epiphyas postvittana)

This Starter Kit Includes:

specially for vertical rack grow system

Volts: 240

13_1/4x13_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Meters & Solutions Ferrous sulfateNordic 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