15x25x1 MERV 7 AC Furnace Filters 6 Pack double-ended we moved away from offering

we moved away from offering separate wet and dry tumblers and now offer a Dual-Purpose Hybrid tumbler instead

This system can also reduce humidity levels to prevent mold growth

The Reflector Heat Shield is a sturdy

Controlled Release: For preventative use

Easily attach the included tubing to a fan for even CO2 distribution throughout your grow room

15x25x1 MERV 7 AC Furnace Filters 6 Pack double-ended we moved away from offeringNordic 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