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 PVC pipes suitable for underground discharge conduits according to UNI EN 1401. Colour: brick red RAL 8023. Socket with elastomeric gasket. U: application in area more that one meter from the building. D: application in area under and within one meter from the building UD: application in areas both U and D SN: minimum ring stiffness of a pipe in KN/m2 SDR: nominal ratio of the outside diameter to the minimum wall thickness *Product supplied
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