The Easi Heat Automatic Bottle Type Air Vent - 1/2 will automatically vent air from a central heating system. Install this vent at high points of the pipework in your heating system where air tends to collect and it will remove air and expansion gases which cannot be removed through the normal venting arrangements. It comes complete with illustrative instructions for easy installation.
Removes expansion gases
Automatic air ventilation
Illustrative instructions included
Works at high point of pipework