Inline Extractor Bathroom Fan for Grow Tent & Grow Room Ventilation 100-150mm UK

4", 5", 6" Extractor Fan Quiet Inline Grow Room Fan Hydroponic for Ventilation. Exhaust Fan 150MM 1. Exhaust Fan 100MM 1. 4",5",6" Flexible Aluminium Ducting Hose Round Ventilation Flexi Duct Flexipipe.