If you have a growroom, chances are you need duct hose! Flexible aluminum ducting is a grower's best friend... 

Use it to connect to HID reflectors to remove heat from the growing area. Use it to vent your indoor greenhouse. Use it to vent cooling systems.

Easily bend the flexible aluminum duct hose to connect all your garden equipment without having to line it up in a straight formation.

If you're cooling your HID system, it's best to bring in fresh air from outdoors and run the heated air back outside. If it's cold weather, vent the heated air inside for a boost to your heating system!

Comes in 25' sections and is easily cut to size. Choose the diameter needed: