Low pressure solar water heater is very popular in South America. It is Simple and easy to install, the low pressure solar water heater can be installed on any type of roof.
Its vacuum tube solar heating system heats water faster than other photothermal systems, its use of solar radiation absorption exceeds 95%.
What characterizes the low pressure solar water heater is that its tubes are directly connected to the water tank. This makes it the most economical equipment among all types of solar water heaters.