Active Aqua Air Stone Round, 4" Size:4 Inch 6-Site: 90" x 48" x

6-Site: 90" x 48" x 15"

Features of the GX200-HF

Electronic optical liquid sensors are durable

Aphytis melinus is a small light yellow parasitic wasp about 1mm in size

6 cm / 40″ Total Weight: 19

Active Aqua Air Stone Round, 4" Size:4 Inch 6-Site: 90" x 48" xActive 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. Standard pressure 0. 01 MPa, Max pressure 0. 012 MPa Choose from two versatile, round air stone disc sizes: 4 inch: 4"