Twinsolar and TopSolar

The TwinSolar and TopSolar systems are so simple that they can provide solar heating and solar ventilation for just about any building without modifying the existing traditional system. They can be installed on any kind of external surface: slanting roofs, flat roofs, vertical walls, integrated or on rail supports.

Their high performance not only improves the ambience inside, it also substantially reduces the building’s energy consumption. There is a solution for every application with our full range of SLK air collectors.

The SLK air collectors by Grammer Solar stand for high performance and quality. High standard material, accurate manufacturing including the best components ensure durability and longevity:
- Covering of ESG 4mm glass
- Frame of seawater proven aluminum
- Laminar aluminum absorber
- 50 mm rock-wool plate for rear insulation
- High grade air filter.