This tool should be used as a guide only. Penguard FC may not be an exact match for Hempadur Hi-Build 45200 by but we have given the closest match we can. Penguard FC should do the same job and have similar properties but you should always read the technical data sheets for both Penguard FC and Hempadur Hi-Build 45200 to be sure. Please see any notes to see any major differences and call us on 01285 862132 if you have any specific questions.