Contractors are often the best qualified organisations to help address these issues. Contractors will find it helpful to build up a "knowledge base" of useful information related to the regulation. The Figaroo website provides much of this information. In addition some Member States have prepared useful guidance material for the refrigeration and air conditioning industry.
For example the UK government have tried to provide advice about the best ways of identifying the amount of refrigerant in a system. They have prepared a comprehensive guidance note that is accompanied by a spreadsheet tool that can be used to make an estimate of refrigerant charge. This tool may prove very useful to refrigeration contractors. It can be accessed on the following website: