As an Amazon Associate, we earn from qualifying purchases. Monsoon Semi Rigid Ali Round Duct 150mm x 300mm (603203) National Ventilation . 603203 Attributes Brand name, Manufacturer name, ManufacturerNational Ventilation Extra Product NameMonsoon Semi Rigid Ali Round Duct 150mm x 300mm (603203) extendedQty, qtyInStock0 moq, multiple1 MPN603203 originalCurrency{'currency': 'GBP'} qtySourceupdateFromUrlEntry snippetMonsoon Semi Rigid Ali Round Duct 150mm x 300mm (603203). Fast and Free Delivery Available. Trade Quality with Low Prices. Distributor offers SellerSKUMOQIn stockMultiplePrices Electrical2go60320311