pressure flush valve in a sentence

1. Sanitary tapware - pressure flushing valves and automatic closing urinal valves pn 10
2. Sanitary tapware - pressure flushing valves and automatic closing urinal valves pn 10
3. Sanitary tapware - pressure flushing valves and automatic closing urinal valves pn 10 ; german version en 12541 : 2002
4. The ideal solution for substituting manual pressure flush valves for renovation of public toilets but also used for new decorated public toilets due to its nice design and easy installation . the function is the same as the concealed version
5. It's difficult to find pressure flush valve in a sentence.