Hopper bottom bins without aeration? It's not too late!
The Grain Guard RETRO ROCKET is designed to fit through the manway in your hopper bin. Once inside, the RETRO Rocket unfolds/assembles to create a working rocket aeration system.
The Grain Guard RETRO Rocket is Available in a 4' tall version for hopper bins up to 5000 bushels & 30' grain depth.
The Grain Guard RETRO Rocket is available in a 6' tall version for hopper bins 5000 - 7000 bushels & 30' grain depth.
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