Installation Instructions for the Evaluation Version of VCLZip for C++ Builder 3:
1) Select Component | Install Packages and then click the ADD button. Browse to the directory where you installed the VCLZip files and select VCLZipBCB3.BPL
Three components, VCLZip, VCLUnZip, and TSfxConfig will be added to the VCLZip palette.
2) In any project that you use VCLZip, select Project | Options and then select the Directories/Conditionals tab. In both the Include Path and Library Path text boxes, add the path in which you installed VCLZip files.