Amtrol® Air Purger, In-Line, 1 Inch NPT, 125 psi, 1/8 Inch NPT Vent Tapping, Cast Iron, 6 Inch L x 2-1/2 Inch W x 4 Inch H
- Installed horizontally on main as close to boiler as possible
- Models have tappings for installation of air vents
- Separates air from water in closed loop hydronic heating systems
- System connection sets the point of no pressure change
- Use with 700 series automatic air vents and Extrol expansion tanks
