As an Amazon Associate, we earn from qualifying purchases. Monsoon Megaduct 220 Firebrake Duct Connector (987) National Ventilation . 987 Attributes Brand name, Manufacturer name, ManufacturerNational Ventilation Extra Product NameMonsoon Megaduct 220 Firebrake Duct Connector (987) extendedQty, qtyInStock0 moq, multiple1 MPN987 originalCurrency{'currency': 'GBP'} qtySourceupdateFromUrlEntry snippetMonsoon Megaduct 220 Firebrake Duct Connector (987). Fast and Free Delivery Available. Trade Quality with Low Prices. Distributor offers SellerSKUMOQIn stockMultiplePrices Electrical2go98711