If you are planning to build an indoor hydroponic grow room you will need to install a ventilation system to supply fresh air into the room and extract hot stale air from the room and the easiest way to do this is with some fans, fittings and of course ducting.
Sonoconnect is a flexible thermic and acoustic isolated aluminium laminate hose, appropriate for use in mechanical ventilation systems, air treatment installations and heat recovery. Sonoconnect air hoses are available in sizes 127mm to 406mm.
Combiconnect hoses consist of a grey plastic outer layer and an aluminium laminate from the outside. Combiconnect hoses are suitable for use in mechanical ventilation systems, machine extractions and other industrial applications. Combiconnect air hoses are available in sizes 102mm to 457mm. These air hoses are 10 meters but easy to shorten.