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AS 4254 - 1995 fire rating
· Made in the USA
safe to apply on food crops up to one day before harvest
Emerald Goddess contributes additional macronutrients
60 Amp maximum (30 amps x 2 relays)
Air Stone Round 4" Garden Accessories AS 4254 - 1995 fireActive 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. Choose from two versatile, round air stone disc sizes. This one is 4" inches.
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