OHA connection sleeves OHA-KON Suitable for cast iron pipes for connecting pipes of other materials to cast iron pipelines and fittings according to DIN EN 877 and DIN 19522. For non-pressurized pipe connections inside buildings. Not permitted for underground installation! -CE conformity Material rubber: EPDM, age and weather resistant according to DIN EN 681-1 Hose clamp: according to DIN 3017-1: SW 7, quality: W1 Note: Further information, e.g. assembly instructions, can be found at: www.haas.de/downloads Colour: black D: DN 70 d: DN 56-75 Tightening torque: 6 Nm
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