Used 1775 Sq Ft Texas Div-Tranter Inc. Plate Heat Exchanger. (219) Plates made of Stainless Steel, Plate Pack Dim: Min 34.49" & Max 36.32"; Rated 150 psig @ 250 F, -20 F @ 150 psig. Model #UX-496-UP-219, Serial #SC14730, National Board #22919, Built 1995. Estimated Weight -- 6,645#. Previous Use: Ethylene Oxide.