If you are building a grow box or using a grow tent or just need a low profile reflector then the Cool Tube is for you.  Its compact size, 19" long and 6" in diameter and the ability to be hung horizontally or vertically allow it to be used in a variety of situations. It has an internal reflector, plus an external reflector for horizontal mounting. Or just remove them for vertical mounting. The lamp socket and a 15' cord is built in making it easy to connect to your Hydrofarm ballast.

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