General home decoration requires several angle valve ah!
Place the pipe out of the wall. Toilet basin 2, sit 1, water heater 2, balcony basin 2, other look at the situation. At least 7.
And there is a mop, angle valve, these things can be bought back, so buy a few, do not worry, buy 10, you are master or landlord? The general hydraulic water would know to buy some and will give you a list to buy ah ~!
Several mounting locations are required, depending on the installation position of the angle valve
There are usually 4 seats in the house that need angle valves:1 toilet water -- 1 single.2. sink on the nozzle - 1 cold 1 hot.3. sink on the water gate - 1, cold, 1 hot.4. water heater inlet - 1, cold, 1 hot. A total of 7 angle valves, 4 cold, 3 hot.If there are 2 toilets at home, there are 8 angle valves, 5 cold and 3 hot. If the home has two bathrooms, 2 washbasin, 2 toilets, it is 10 angle valve, 6 cold, 4 hot.