Kessel Ecolift XL Installation And Operating Instructions Manual page 25

2.5 How the Ecolift XL works
When installing the backflow loop, allow 15 cm accumulation height above the lowest relaxation point, and add 10 cm
safety for the suction lifting effect.
Normal installation depth
Free-standing set-up
Ecolift XL
Public sewer chamber
Accumulation height above relief point
Soffit level of the backwater loop due to siphon effect
Widening of the backwater loop downstream of the soffit level
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