Material:SUS 304 Stainless Steel (Food Grade) WeldIing Material:99.9% Copper Application:Home Brew Wort Chiller,Famliy Hot Water supply Thread of Port A1.A2:1/2'' BSPT Male Thread of Port B1.B2:1'' BSPT Male Plates Number:80 Denension:195x85x265mm Heat Transfer Area/plate: 0.028 m2(0.30 ft2) Thickness of One Plate:0.25-0.35mm Max Flowrate:12 m3/H The Maximum Pressure: 1.6Mpa(228 PSI) Refrigeration Capacity: 16 KW(4688 BTU/hour) Working Temperature:-160 ℃ to + 185 ℃ Using Way for hot Wort:Port A1:Hot Wort,Port A2:Cold Wort Port B1:Cold Water,Port B2:Hot Water The flowrate of Cold Water higher the Better. Using Way for Famliy hot water supply:Port A1:Cold Water,Port A2:Hot Water Port B1:Central heating In;,Port B2:Central heating Out Each bid For 1 PC! We also have other relevant products.Please feel free to contact us!