As an Amazon Associate, we earn from qualifying purchases. Monsoon 150mm 2 Hour Int Circular Duct Grille (ICDG150) National Ventilation . ICDG150 Attributes Brand name, Manufacturer name, ManufacturerNational Ventilation Extra Product NameMonsoon 150mm 2 Hour Int Circular Duct Grille (ICDG150) extendedQty, qtyInStock0 moq, multiple1 MPNICDG150 originalCurrency{'currency': 'GBP'} qtySourceupdateFromUrlEntry snippetMonsoon 150mm 2 Hour Int Circular Duct Grille (ICDG150). Fast and Free Delivery Available. Trade Quality with Low Prices. Distributor offers SellerSKUMOQIn stockMultiplePrices Electrical2goICDG15011