I have read the r.d treloar second edition book and it says that there should be a dog leg of 450mm from storage vessel on (page 86-87).
But I have also bought a lot of other diy and pluming books and all of them say that there should be a staight vent pipe from the top of the vessel to the tank wich way is the correct way to do this and why.
also I know that there were change in the building regs in april please can some one explane what the changes are in plain english please
But I have also bought a lot of other diy and pluming books and all of them say that there should be a staight vent pipe from the top of the vessel to the tank wich way is the correct way to do this and why.
also I know that there were change in the building regs in april please can some one explane what the changes are in plain english please