Heat Exchanger, 5"x 12" 80 Plates Brazed Plate Heat Exchanger, Copper/316L Stainless Steel Water To Water Heat Exchanger For Floor Heating, Water Heating, Snow Melting, Beer Cooling Thickened Interface High Efficiency and Energy Saving Dual Use Multiple Sizes Available High Compatibility Secure to Use Plate Area: 5x12 inch/ 127x305mm,Heat Capacity: 780-1080K BTU,Port: 4*1-1/4" MNPT External Thread,Color: Stainless Steel + Copper Color,Model: EATB28-80,Thermal Efficiency: 90~99%,Material: 304/316 Stainless Steel, Solder: 99.9% Copper Brazing,Plates Quantity(pcs): 80,Product Dimensions (L x W x H): 11.85x4.96x8.86" / 301x126x225 mm,Net Weight (with Accessories): 27.58lb / 12.51 kg