Designed to take hot air out of the mining devices or get cold air in.
Fits: Antminer A3, L3+, D3, S9, S7, S5, S3 and any 6" fan sizes.
Includes 1X 6" X 25ft flexible aluminum duct hose and two metal claps.
Cut to size, depending on the distance you can use one hose for multiple units.
Cools the area where you mine to eliminate environment heat buildup.