The best choice for connecting fans to carbon filters, silencers or rigid ducting.
Single Blade Balance Volume Control Damper, Ducting Hydroponic Extractor Fan VCD
3" 4" 5" 6" 7"160mm 8" 9" 10" 12" Metal Ducting Reducer Hydroponic Extractor Fan
Flat Rectangular Kitchen Ducting 204x60 Extractor Fan Heat Recovery Ventilation
204 x 60 HORIZONTAL 90 BEND RECTANGULAR FLAT CHANNEL DUCTING MVHR EXTRACTOR FAN
Flat Rectangular Kitchen Ducting 204x60 Extractor Fan Ventilation Heat Recovery
ML EX4DUCT 100mm / 4" Aluminium Ducting Kit - Extractor Fan Duct Accessory 3.3M
