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Our Back Draft Shutters will fit any make of ducting.
Constructed from a galvanised steel case and featuring a spring loaded alluminium shutter blade.
Sometimes required to prevent odours from escaping during periods when the extractor fans are switched off or to stop cold draughts blowing back into the grow room.
Available 100mm / 125mm / 150mm / 200mm / 250mm and 315mm
Delivery from just £3.95!