Active Aqua Large Round Air Stones Size:4" Diameter X 1" Tall Turn your backyard into a

Turn your backyard into a gardening oasis with Greenstalk's patented seven-tier vertical planter

Potassium Sulfate

a liquid base fertilizer with a patented formula

Duct Size: 4” | Dimensions: 6

Active Aqua Large Round Air Stones Size:4" Diameter X 1" Tall Turn your backyard into aActive Aqua air stones are an ideal way to add oxygen to your hydroponic growing system. The micropore design energizes the growing solution as it aerates and circulates nutrients. Air stones will extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth. Comes with easy mount suction cups. Available Sizes: 4" Diameter X 1" Tall (3 8" Diameter Inlet) Standard pressure 0. 01 MPa, Max pressure 0. 012 MPa 8"