112 Athinon str.
We are Sigma, a Greek company manufacturers of solar systems. Our factory is in the Volos, Central Greece, Industrial Zone. have been manufacturing thermal collectors, storage tanks and systemssince 1984, according to international standards. collectors highest certification, Solar Key Mark. During last years we started ...
olar thermal collectors,storage tanks,boilers,thermosiphonic solar thermal systems,forced solar thermal systems,water heaters,solar collectors,solar absorber,olar systems ,solar water heaters,