GEA FlatPlate's MP Series is designed specifically for multi-purpose Marine and Swimming Pool applications, where chlorine, salt, biological elements or low concentrations of acids are present. The MP Series is rugged, yet very compact, representing the latest technology in marine duty plate heat exchangers. It's Nickel brazed, Marine Stainless Alloy plates offer significant improvements in reliability over traditional stainless materials and has high efficiency heat transfer for applications up to 60 gpm per unit. All MP Series models have male pipe thread fittings and mounting stud bolts. Rated for 300psi.