Air Conditioning Spigot Outlet Plenums Home / Air Conditioning / Ducting Supplies / Air Conditioning Spigot Outlet Plenums / Mitsubishi Heavy Ind. Air Con Return Plenum 2 x 200mm Spigot Outlet With Filter FDUM Ducted Unit Mitsubishi Heavy Ind. Air Con Return Plenum 2 x 200mm Spigot Outlet With Filter FDUM Ducted Unit Mitsubishi Heavy Ind. Air Con Return Plenum 2 x 200mm Spigot Outlet With Filter FDUM Ducted Unit £88.68 £73.90 (ex. VAT) Stock Status: Sold Out Sorry, this item is out of stock Information Reviews Mitsubishi Heavy Industries Air Conditioning Return Plenum 3 x 200mm Spigot Outlet With Filter For FDUM Ducted Unit. This item fits onto the open face of the return air inlet of the air conditioning unit. Not yet reviewed Write an online review and share your thoughts with other shoppers! Be the first to review this product