UNUSED 1119 SQ. FT. PLATE HEAT EXCHANGER. MODEL #TR9GN-M11. PLATES 0.6MM THICK. CARBON STEEL FRAME, TITANIUM GR.1 PLATES. FRAME RATED AT 96 PSI AT 320 F, PLATES RATED AT 96 PSIG AT 320 F. TUBE HOLES : 125 PLATES. SHELL NOZZLES : (2)8". TUBE NOZZLES : (2)8". MFG. BY APV IN 2008.