Heat exchangers are widely utilized across multiple spheres of applications, like chemical facilities, gas and oil processing facilities, power plants, sewage stations etc., however the major field of usage is considered to be HVAC/R. There are numerous alterations of these gadgets that differ by their internal liquid/air flow dispositions and by their construction. Internal differences predetermine three flow disposition types - parallel flow, crossflow and counterflow. Construction-wise there are more variations of HE - shell and tube, plate, plate and shell, plate fin and others. HVAC/R exchangers are typically plate-type in construction and crossflow in internal disposition. HE may differ by their usage (heating and cooling), and it determines their construction and their system types. We provide various HE for the lowest prices. Shop for the best with MegaDepot.