EN 752This description is for standard: EN 752This European Standard sets out the objectives for drain and sewer systems outside buildings. It specifies the functional requirements for achieving these
EN 1610This description is for standard: EN 1610This European Standard is applicable to the construction and testing of drains and sewers normally buried in the ground and normally operating under gra
EN 15885This description is for standard: EN 15885This European Standard specifies a system for the classification of techniques for renovation and repair of drains and sewers outside buildings, opera