2257 - Swiveling deaerator for heating systems with Ø 22-28 mm copper pipe connections
Swiveling deaerator for heating systems.
• Body made of CB753S brass
• Copper pipe connections
• Connection to 1/2” lower part with plug
• Swiveling air vent valve
• Nominal pressure: 10 bar
• Max. discharge pressure: 10 bar
• Max. working temperature: 110°C
• Patented

Code size Kv [m³/h] box pack
2257 3422 Ø22 8,7 1 6
2257 128 Ø28 10,7 1 6