Installation Instructions and Recommendations for Napan Anti-Flood Valve Type 3
The following instructions and recommendations are just a general outline.
In case of doubts or problems during installation, please contact the manufacturer, Sejma Industries ApS, over the phone on +4597548599 or over email: sejma@mail.dk
A full version version of the installation instructions for our effective Anti-Flood Valve Type 3 is coming soon.
The Napan Anti-Flood Valve Type 3 is equipped with a control and monitoring unit. The built-in alarm sounds whenever the unit’s closing mechanism is activated during backflow.
The Anti-Flood Valve is electronically driven and has a back-up battery in case mains power fails.
The unit is also equipped with a manual override.
This Napan anti-flood device is manufactured in 2 versions: a version for installation on the inlet side in an inspection well outdoors and a version for installation on closed piping under flooring.
The Anti-Flood Valve is supplied in 110mm pipe dimension. Using mounts, it can be installed on pipes of smaller dimensions.
Our anti-flood valve type 3 can be used with all kinds of piping of older as well as newer date.