Question 1 of 4
Intermediate

According to the European standard EN12056-4, what is the safest way to protect a building from sewer backflow?

Question 2 of 4
Intermediate

How does the MULTILIFT solution ensure a cleaner maintenance process?

Question 3 of 4
Intermediate

Which of the following is not a cause of water hammering noises in pipe systems?

Question 4 of 4
Intermediate

Which Grundfos solution is designed to carry wastewater over long distances?

Question 4 of 4
Intermediate

Happy with your answers?

Submit your current answers and get the final test result.

Test results

Congratulations. You have passed the test and completed the 53 - Common domestic wastewater issues
Sorry. You did not pass the 53 - Common domestic wastewater issues test this time
Achieved badges:
How would you rate this course?
1: According to the European standard EN12056-4, what is the safest way to protect a building from sewer backflow?
Physcial barriers
You can find the answer here >
1: According to the European standard EN12056-4, what is the safest way to protect a building from sewer backflow?
Lifting stations
1: According to the European standard EN12056-4, what is the safest way to protect a building from sewer backflow?
Larger pipes
You can find the answer here >
2: How does the MULTILIFT solution ensure a cleaner maintenance process?
Automatically cleans its own exterior
You can find the answer here >
2: How does the MULTILIFT solution ensure a cleaner maintenance process?
Automatically empties itself before disassembly
2: How does the MULTILIFT solution ensure a cleaner maintenance process?
Automatically disassembles itself
You can find the answer here >
3: Which of the following is not a cause of water hammering noises in pipe systems?
Old, outdated pump technology
You can find the answer here >
3: Which of the following is not a cause of water hammering noises in pipe systems?
Incorrect installation
You can find the answer here >
3: Which of the following is not a cause of water hammering noises in pipe systems?
Oversized piping
4: Which Grundfos solution is designed to carry wastewater over long distances?
MULTIBOX
You can find the answer here >
4: Which Grundfos solution is designed to carry wastewater over long distances?
UNILIFT KP
You can find the answer here >
4: Which Grundfos solution is designed to carry wastewater over long distances?
UNILIFT APG