Keyword: balcony collector module

Tokyo Gas launches balcony-integrated Collector

Japan´s large natural gas company, Tokyo Gas, started producing a collector panel that can be integrated into balconies. The low-cost system is a combination of solar panels and a gas […]

Fair Season in China: Three Major Trends

Different vacuum tube technologies in comparison: The full-glass vacuum tube can easily be recognised by the extended and closed top. Photo: Sven Tetzlaff