I
ianblue
When in Scotland I have observed the practice of providing the draining arrangement for central heating systems to comprise of a 2 port manual valve attached to a pipe which is run through the wall and outside the building.
Saves all the carry on, of having to connect a hose and feed it through an open door with the invariable dribbles at the drain cock.
Saves all the carry on, of having to connect a hose and feed it through an open door with the invariable dribbles at the drain cock.