Company Description: A.S.T. solar industry manufacter of solar heater and selective panels.A.S.T.presents the COMPACT solar system is the results of years of recearch by A.S.T. That means unit operation in an AIR VACUUM.Very fast perfomance even in low sunlight due to the systems low control inetria.Extreme frost resistance up to -60C doesnt require additinal antifreeze.Pioneering construction and styling desing.Space and piping efficiency.High thermal capacity.Minimal heat loss due to the systems compact design. |