Atmosphere PROfilters Reversible Carbon - 20" nutrient-combo The stakes (measured upright) are

The stakes (measured upright) are 4

potassium bicarbonate

• Ultra-clean premium coco coir

to deliver the Xtreme Results you've been looking for

• Stores up to 20 measurement readings

Atmosphere PROfilters Reversible Carbon - 20" nutrient-combo The stakes (measured upright) areMost air filters utilize 65% of the carbon available by only filtering through the top section of the carbon filter, leaving the bottom section unused. PROfilter uses an innovative patented design allowing the user to reverse the filter, benefitting from the use of 100% of the carbon available and effectively extending the units life span. Manufactured with only the finest TC940 virgin 4 mm grain sized carbon, PROfilter effectively removes 99. 5% of