Get current pricing for Perry Products, Perry Products 297 S 297 Sq. Ft. Vertical Stainless Steel Shell & Tube Heat Exchanger. 304-ss Shell Rated 75 Psi @ 200 Deg F, Sa268-xm27 Ss Tubes Rated 75 Psi @ 350 D . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: