Aktif Cevre ve Yenilenebilir Enerji Teknolojileri Ltd.Şti. (Aktif Environmental and Renewable Energy Technologies Co. Ltd., which is one of the initiatives of Aktif Group operating in heating, ventilating and air conditioning (HVAC) since 1995, for 2005, offers environment-friendly products to the market. Aktif Environmental manufactures the quality and right products needed by the industry through its registered trademarkas: Aktech, Grez and Sifonik. Aktech Smart Water Management system ensures a water saving of up to 50% by way of using grey water (which does not contain cesspool content) collected from bathtubs, showers and lavatories for reservoirs, garden irrigation, rough cleaning works, fire water tanks, water needs of cooling towers etc. In addition, rain harvesting systems which collects and reuse rain water is another offering included in the product range of Aktif Cevre. Aktif Cevre also sells and services the clean water treatment systems as well as GREY WATER recovery systems and Rain water harvesting systems. Aktif Cevre, which provides, for new projects, all treatment and aftersale maintenance services required by the project, is the company of the country which has the most qualified references particularly in grey water recovery systems and rainwater collection systems. Product and service quality and confidence are the priority principles of Aktif Group.