15x25x1 MERV 7 AC Furnace Filters 6 Pack Plant Care/Pest & Disease Control The internal layer is made

The internal layer is made of heavy-duty dual aluminum foil that is fire/flame resistant

-Dust cover

Achieve bumper crop harvests by utilizing all three soluble products at first bud development

4-in-1 ( Temp & Humidity & CO2 & Day Night ) Sensor: Max

home gardens

15x25x1 MERV 7 AC Furnace Filters 6 Pack Plant Care/Pest & Disease Control The internal layer is madeNordic 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