1. Bottom Opposite Ends Connection
Applicable to all models. The “Direction Plug”, which is given free of charge with the radiator, is placed between 3rd and 4th slices in radiators up to 10 slices, and between 4th and 5th slices in radiators larger than 10 slices; where the slices are counted from the direction of hot water inlet.
The air-purge valve should be installed diagonally to the direction plug.