Active Aqua Air Stone, 6" (15 cm), case of 12 Grow Tents Depot Highly Durable Construction: The activated

Highly Durable Construction: The activated charcoal is securely housed within your odor filter by aluminum flanges and a solid rubber seal

• 55-gallon distribution reservoir with drilled lid and lock

Door horizontal braces (3)

Operating Temperature: 14 to 158°F

Active Aqua Air Stone, 6" (15 cm), case of 12 Grow Tents Depot Highly Durable Construction: The activatedDescription Active Aqua Air Stones: These are an excellent choice to infuse oxygen into your hydroponic growth system. The unique micropore design energizes the entire growth process as it aerates and circulates nutrients. By choosing to use air stones, you can extend the life of your nutrient solution, keep the roots healthy, and foster exceptional growth. Versatile in Sizes: These air stones come in three convenient sizes from which you can choose.