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Product details :
Type designation : 40-80 / Interior diameter of the cushion [mm] : 285 / size of the pipe bypass [DN] : 250 / Bypass pipe outside diameter max [mm] : 250 / diameter min. [mm] : 400 / diameter max. ..

Description :
This new series of sewer sealing cushions simplifies and accelerates the repair work – the cushions are self-fixing, the bypass DN 250 – DN 600 does not need any pump running. The water can be ...