Solar energy has become an indispensable energy source. Increasing numbers of solar panels are being installed on the roofs of houses and buildings, both residential and commercial. The number of solar parks is also increasing. Whatever variant is used, it is essential to test and certify the quality. This applies not only to the solar panels, thermal collectors and solar boilers themselves but also to the mounting systems, inverters and grid connections. Our experienced specialists test and certify all aspects related to solar energy. This demonstrates safety – important for users, residents, and building insurers.