Piggy Back Type B, size:4 x 20, 1763 sq in, copper tubes 

Piggy Back-B exchangers are single pass on the shell side

Piggy Back-B exchangers are single pass on the shell side, 3 pass on the tube (raw water) side. These have an integral expansion tank mounted above the heat exchanger itself - Piggy Back style. The exchanger is illustrated without a mounting bracket. We have brackets for virtually any mounting configuration. The exchanger is mounted on the bracket with cushioning material, and held in position with stainless steel clamps (sold separately). All exchangers are supplied with a zinc anode. All Raw Water and Coolant connections are beaded hose connections. Other styles and dimensions are available on request. Connection configurations may also be specified to meet your individual system requirements. Piggy Back Type B; size:4 x 20; 1763 sq in, copper tubes

Type Piggy Back Type B Size 4 x 20 Area 1763 in² Diameter 4 1/8 Length 18 · HeatExchanger,