"300-ft. roll of 1/2in. polytubing designed to work with windmill aeration systems. Hosing is designed to move along as the windmill turns. U.S.A. Adjustment Type Turn dial adjustment, Material Type Poly, Diameter in. 1/2, Dimensions L x W x H in. 2 1/2 x 5 1/2 x 5 3/4, Compatible With Water pump, Adjustable Yes, Length ft. 300."
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