Hoffman PCPC712 Panel Roof Chmy 700x1200 Blk, 5.63x39.71x27.44in, Steel/BlackFeatures:Made of 18 gauge steelTwo sizes to fit various ceiling heightsInfinite adjustment between minimum and maximum extensionBulb gasket seals against flat surfaces and ceilingsS-connectors provided for duct work connectionPurchase Chimney Ceiling Panel separately Product Specifications BRANDHoffman® MANUFACTURERS PART NUMBERPCPC712 CONSTRUCTIONSteel DESCRIPTIONChimney Ceiling Panel COLORBlack A X B X C MM143 x 1009 x 697 USE WITH CABINET WIDTH700 mm A X B X C INCHES5.63 x 39.71 x 27.44 AISLE WIDTH INCHES48 AISLE WIDTH MM1219