Used Alfa Laval 1326.8 square feet 316 stainless steel plate heat exchanger. 84” Length X 28” Width X 77” Height. Rated 150 PSI @ 300 degrees F. Type M15-BFG. National Board# 6306, S/N 30101-97350. 81.80 US gallon. Gasket material EPDM. Hot side arrangement 1X100H. Cold side arrangement 1X99H.