Analysis from a professional point of view: The vacuum tube uses interference film technology to achieve a vacuum degree of 10-4Pa, which is good at absorbing heat and retaining heat; the silicone sealing ring is thick, better than Huangming (a family said); Electrophoretic aluminum alloy. The support is 4mm thick and 60mm wide. It is F-shaped or pipe-shaped. It is strong, corrosion resistant and durable. There is no problem in using it.
Which is better, Meida Solar or Sangxia Solar?
Sangxia has a series that Xiyun arrived at, 58 thick tubes, 1.8 meters long, 14 tubes are 150 liters, 16 tubes are 180 liters, the price is more than 2,000, sold at various locations. different. This series is the cheapest in Sangxia. There are other series that have won the championship, etc., and the prices are even higher.
Sangxia is betterure, certified by Golden Sun, a well-known brand in China, exempt from national inspection, one of the top brands in the industry, second only to Huangming in sales, original all-in-one machine, insulation Very long, easy to use solar energy in all seasons, is the first choice product for villas, townhouses and high-end residential areas.
Meida Solar is a mid-range brand, not on the same level as Sangxia. It is produced in Haining, Zhejiang. The quality is not as stable as Sangxia, and its thermal insulation and heating temperature are lower. in Sangxia.