Profile: Brock Mfg., Grain Conditioning Group, provides quality and easy-to-use features for grain and feed storage, grain conditioning, and grain handling systems. Industrial storage tanks and flexible auger conveyors for handling free-flowing materials are also available. Our products include, commercial grain storage, on-farm grain storage, on-farm holding bins, grain storage accessories, dryers, fans & heaters, grain spreaders, industrial storage and conveying products, conveyors, sweeps, bucket elevators, towers & catwalks, Tri-Corr® aeration & drying, and floors with Parthenon™ supports.