Type 3 – Installation and Possibilities

Possibilities and installation of Napan Anti-Flood Valve Type 3

The following description is primarily for professionals conducting the installation of the anti-flood valve. As a private person, you are welcome to follow this text to get an idea of the capabilities of the product. If you are looking for an advanced and effective sewer backflow solution to protect your property during heavy rainfall, the information in this article should help you understand why our anti-flood valves are the most-cost effective solution on the market.


Napan Type 3 Anti-Flood Valve

The picture above shows the standard version of the anti-flood valve, designed for installation in wells outside buildings or on exposed pipes indoors.

This product can be retrofitted to all existing types of piping. HVAC Nr. 153980110


Napan Type 3 Anti-Flood Valve

HVAC Nr. 153980110


Control box for Napan Anti-Flood Valve

Control box with the GSM antenna ( standard ) for communication

HVAC Nr. 153980110


Anti-Flood Valve Type 3

Napan Automatic Anti-Flood Valve Type 3 installed in a 425mm inspection shaft:

Can be installed in all types of pipes. HVAC Nr. 153984110


Anti-Flood Valve Well

Ready-made unit with Napan Anti-Flood Valve Type 3 for installation under basement floors in buildings. Suitable for installation in both new construction projects and existing buildings.

Can be installed on all types of pipes. HVAC No. 153984110


Type 3 Anti Flood Valve built in unit

Example of a 1000mm inspection well fitted with Napan Automatic Anti-Flood Valve Type 3 and a cleanout plug. Intended for installation outdoors.

Available in versions with multiple inlets and can be combined with a pest barrier. Can be custom built.

Model shown: HVAC no. 153995110

Napan Back Flow Valves
    • Contact

      Sejma Industries
      Bommen 22
      8620 Kjellerup

      Tlf: +45 9754 8599

    • Climate-proofing with NAPAN

      Climate change requires climate adaptation, and NAPAN is one of the front-runners when it comes to protecting low-lying buildings and basements from flooding as a result of heavy rains and back flows in the sewage systems.