Description: PHex is an easy to use tool which domonstrates the thermal calculations of Gasketed Plate Heat Exchangers, The plate dimensions and materials can be entered, this includes the size of plate heat exchanger and chevron angle (25 to 65 degrees). List of main features: 1 - User friendly and easy to use with ability to save/load data. 2 - Database of 1495 components, estimate/load components to hot/cold sides