DHex is a software tool that is made to demonstrate the chemical design calculations of Double Pipe (hairpin) Heat Exchangers.The software will do all the thermal calculations involved in the design and will generate a summary of all results.List of some functions: +Step by step calculation.+Support S.I Units and English (U.S) Units of mesurement...etc For more information visit http://www.webbusterz.com or http://www.webbusterz.net