



| follow us now on... |
| navitron are proud sponsors of... |
![]() |
| see our ranking on... |
| Renewable Energy Installer Magazine |
![]() |


Antisyphon valve 15mm
One way valve which should be fitted to the return line between the cylinder and the panel (ie on the cooler side), orientated to prevent convection occuring at night, which would subsequently lose heat from the system.












