28x30x1 MERV 7 AC Furnace Filters 6 Pack Pots and Containers - Will work with any

- Will work with any ballast

calibration solution and a one year warranty (one year from date of shipment)

Use Tropicoco Fast Draining in containers

• Prepares plant for high quality yields

The blend includes coir

28x30x1 MERV 7 AC Furnace Filters 6 Pack Pots and Containers - Will work with anyNordic 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