PVC pipes according to DIN 8061 - 8062 are used for municipal, sanitation and rain water discharge. Tubes of this category are provided for underground water installations and generally for water transport with and without pressure. The union is made with glass and adhesive material. Simple and fast joining reduces assembly cost and completely prevents unnecessary burglary in the joining areas. It cannot be damaged because of their chemical resistance, in most cases acids, salts etc. They are transported and assembled easily and quickly because of their small weight. No brakes are created because of the smooth interior surface, and the chemical composition of their material. They have very high mechanical resistance to supercharging (hydraulic fists). They have a very long life span.