
Flamco Flexcontrol 3/4 M Isolating Union with ball valve & hose connection for Expansion Vessel
This isolating union connects the expansion vessel to the central heating system and enables verification of the vesselās gas charge or, alternatively, allows you to replace it without draining the entire system.
- Saves a considerable amount of time when servicing a Flexcon vessel.
- Enables you to check the pre-charge pressure without having to disconnect the vessel.
- Enables you to change the vessel or check the pre-charge pressure without having to release the system pressure or drain the system.
- With integrated ball valve and hose connection.
- Flexcontrol ¾" F / 1" F: With swivel nut connection for easy mounting of the expansion vessel.

Technical Specifications
- Maximum working pressure: 10 bar.
- Maximum working temperature (design): 130 °C.
- Suitable for addition of glycol-based anti-freeze up to 50%.
Read more - FlexControl - Expansion Vessels | Flamco (aalberts-hfc.com)
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This isolating union connects the expansion vessel to the central heating system and enables verification of the vesselās gas charge or, alternatively, allows you to replace it without draining the entire system.
- Saves a considerable amount of time when servicing a Flexcon vessel.
- Enables you to check the pre-charge pressure without having to disconnect the vessel.
- Enables you to change the vessel or check the pre-charge pressure without having to release the system pressure or drain the system.
- With integrated ball valve and hose connection.
- Flexcontrol ¾" F / 1" F: With swivel nut connection for easy mounting of the expansion vessel.

Technical Specifications
- Maximum working pressure: 10 bar.
- Maximum working temperature (design): 130 °C.
- Suitable for addition of glycol-based anti-freeze up to 50%.
Read more - FlexControl - Expansion Vessels | Flamco (aalberts-hfc.com)
















