What's the size of the 3 point valve?
3 points outside the pipe thread, 10 mm. The 4 point is 15 MM. 4 ', the British system
some say there are 40cm away from the wall, but also not seen, do a lot of is 30cm, this must be accurate, do not install the toilet may be less, do more time the toilet with wall seam, not beautiful and not strong.The answer is recommended by Wang Yingwei, a member of the science education category
An inch equals 8 points, an inch inside the valve equals 25MM and 3 points, which means "10MM".Water intake: four mouth, positioning person facing the toilet on the left hand side (that is, people sitting on the toilet, angle valve on the right hand side), from the toilet center 20cm~25cm, height of 15cm~20cm complete surfaceDrain: leave 110 mouth, toilet positioning center, away from the wall 30cm (complete surface) outfall,
