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Flexible Air Aluminum Ducting Vent Hose Black Thick Layer Non-Insulated(150mm*5 m) For Air Duct Fan Systems | Fruugo UK
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Hon&Guan 4 Inch Low Noise Flexible Ventilation Ducting - Thermal and Acoustic Insulation Aluminum Air Duct for Air Conditioner, Extractor Fan Length 1.2 m (ø105-110 mm) : Amazon.co.uk: DIY & Tools
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Flexible Duct Retractable 20/25/30/35/40/45/50/60cm Dia PVC Insulated Ducting Hose for Ventilator Blower Extractor Fan,35cm : Amazon.co.uk: DIY & Tools
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Should the contractor who installed my two bathroom fans have connected the exhaust ducts to the roof vent hole? Or is this an acceptable venting method? : r/hvacadvice
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