With backwater valve and pump Kessel purchase automatic-box with optical sensor. Device is completely automatic - in case of any mulfunction, no power or if the bateries are weak, it produces sound alarm.
SOLVING OF BACKWATER PROBLEMS
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This example shows
waste-water returning in the cellar, but the pump force
the water out of your building. You won't suffer any
damages - your cellar will remain completely dry. With backwater valve and pump Kessel purchase automatic-box with optical sensor. Device is completely automatic - in case of any mulfunction, no power or if the bateries are weak, it produces sound alarm. |
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This example shows regular flow of waste-water. | |
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Heavy rainfall caused return of rainwater into cellar, but backwater valve stops returning of water into cellar. | |
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Waste-water is released into the completely loaded sewage, pump forces the water out. | |
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Backwater valve positioning example. | |