Proposed solutions

A schematic diagram of a building showing various drainage fixtures in the basement, which are protected from backwater from the sewer by a backwater pumping station. — Backwater protection provided by the Pumpfix M backwater pumping station for floor slab installation:

(1) Pumpfix M for floor slab installation
(2) Empty electrical conduit DN 50
(3) Calming section 1 m before and after the Pumpfix M
(4) Floor drain with Multistop and sludge bucket for light well
(5) Floor drain with odour trap, e.g. Universale Plus
(6) Aeration and ventilation
(7) Connection of drainage fixtures above the backwater level
(8) Linearis shower channel
(9) Clean out
(10) Gutter drain
(11) Service chamber

Pumpfix M backwater pumping station

for black and grey water

normal operation

Drainage via the natural gradient

backwater protection

A backflow preventer prevents water from entering

Drainage in the event of backwater

Pump operation against back-pressure

A schematic diagram of a building showing various drainage fixtures in the basement, which are protected against backwater from the sewer by a backwater valve. — Backwater protection provided by: Staufix FKA backwater valve for floor slab installation:

(1) KESSEL Staufix FKA for floor slab installation
(2) Electrical conduit DN 50
(3) Calming section 1 m before and after the Staufix FKA
(4) Floor drain with odour trap, e.g. Universale Plus
(5) Aeration and ventilation
(6) Connection of drainage fixtures above the backwater level
(7) Linearis shower channel
(8) Clean out
(9) Gutter drain
(10) Service chamber
(11) Covered cellar staircase with door threshold

Staufix FKA backwater valve

for black and grey water

A schematic diagram of a building with various backflow prevention devices. — Backwater protection provided by:
(1) KESSEL Staufix DN 50
(2) KESSEL Staufix siphon
(3) KESSEL Staufix siphon

(4) Aeration and ventilation
(5) Connection of drainage fixtures above the backwater level
(6) Clean out
(7) Gutter drain
(8) Service chamber

Staufix DN 50/70 backwater valves and Staufix Siphon DN 50

for greywater

normal operation

normal operation

Drainage via the natural gradient

backwater protection

backwater protection

A backflow preventer prevents water from entering

A schematic diagram of a building showing various drainage fixtures in the basement, which are protected against backwater from the sewer by a backwater pumping station. — Backwater protection provided by the Pumpfix S backwater pumping station:

(1) KESSEL Pumpfix S
(2) Integrated floor drain in the cover
(3) Optional: Basic alarm unit
(4) Optional: Potential-free contact for Basic alarm unit
(5) Optional: Remote signal generator
(6) Light liquid trap
(7) KESSEL activated carbon filter
(8) Drip water connection for hot water tank with funnel siphon
(9) Connection of drainage fixtures above the backwater level
(10) Clean out
(11) Gutter drain
(12) Building service chamber

Basement drains with backwater valve and Pumpfix S pump

for greywater

Water flows down the natural gradient into the drain

normal operation

Drainage via the natural gradient

The backwater pumping station prevents backflow water from entering the building by counteracting the backflow pressure in the sewer

backwater protection

A backflow preventer prevents water from entering

The backwater pumping station pumps water into the sewer against the backflow pressure

Drainage in the event of backwater

Pump operation against back-pressure

A schematic diagram of a building showing various drainage fixtures in the basement, which are protected by a basement drain with a backwater valve. — Backwater protection provided by:

(1) "Der Universale" basement drain
(6) Light liquid trap with backflow protection
(7) Staufix siphon

(2) Standard siphon
(3) Standard washing machine siphon
(4) Clean out
(5) Connection of drainage fixtures above the backwater level
(8) Heating oil tanks
(9) Chimney
(10) Gutter drain
(11) Service chamber

Basement drains with backwater valve "The Universal"

for greywater

normal operation

Drainage via the natural gradient

backwater protection

backwater protection

A backflow preventer prevents water from entering

Backwater protection provided by:
(1) KESSEL Drehfix
(2) KESSEL Staufix Siphon
(3) KESSEL Staufix Siphon

(4) Connection of drainage fixtures above the backwater level
(5) Clean out
(6) Gutter drain
(7) Service chamber

Basement drains with backwater valve Drehfix

for greywater

A schematic diagram of a building with various drainage fixtures, protected from backwater from the sewer by a hybrid lifting station. — Backwater protection provided by:
(3) KESSEL Ecolift L hybrid lifting station

(1) Service chamber
(2) Bypass within the Ecolift L
(4) Aeration and ventilation
(5) Connection of drainage fixtures above the backwater level
(6) Drainage fixtures on the ground floor below the backwater level

Ecolift L hybrid lifting station

for black and grey water

Our range of services in the field of backwater protection

For designers, installers and operators

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