M
mysteryman
That's probably why some of them don't work properly!
The correct tube was an offcut of 8mm if the entry was straight, or a spiral flexible copper tube for twin panels; this had to be teased some way into one of the panels, or the rad wouldn't heat up.
The correct tube was an offcut of 8mm if the entry was straight, or a spiral flexible copper tube for twin panels; this had to be teased some way into one of the panels, or the rad wouldn't heat up.