Report Guide on Standardisation and Quality Assurance for Solar Thermal This guide aims at explaining the relevance of quality assurance for a sustainable market development, besides providing an overview of quality assurance measures applied to solar thermal products and installations around the world. It also indicates some possible steps in order to set up a quality assurance system in a country. View Report Source: Solar Heat EuropePublished in: 2017 Last updated on: 20/12/2019