11 3/8x11 3/8x1 Exact MERV 7 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal The LCD screen clearly displays

The LCD screen clearly displays information with measurements in liters or gallons

These surfaces hold moisture and nutrients and make them available to plant roots

The complete life cycle lasts roughly 30 days

• Also used on greenhouse ornamentals

Tom’s Tumbler™ TTT 3000 System comes standard with a heavy-duty dust cover but can be bought separately and be added to older units

11 3/8x11 3/8x1 Exact MERV 7 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal The LCD screen clearly displaysNordic 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