DF400 is a highly efficient Direct Flow solar evacuated tubes collector, providing perfect solution when the ideal installation position is not available. It is a fully pumped 'Wet System' and is recommended especially for industrial and commercial use. This versatile product can be installed on facades or flat roofs both horizontally and vertically.
The superior vacuum inside Thermomax DF tubes protects the system from outside influences such as cold weather or high humidity. The unique ‘plug and play’ design of Thermomax solar collectors makes installation quick and easy. DF400 light slimline manifold is aesthetically pleasing and also supports efficient installation.