Ekoterm 2001 since 1996 is developing ecological heating solutions.We developed system and they cant be broken with our special liquids.Ekoterm2001 is a saving energy up to 50% compared with standard heaters (electrical).Ekoterm2001 is a looking for good partners around the world to spread our ecological ideo around the world.Ekoterm2001 is a located in Serbia but we have one office in Austria.Our web site: www.ekoterm2001.comtel: +381629655164