How to easily replace a Bianca or Desponia® liner?

Discs and liners are the only parts of butterfly valves that are in contact with media and are prone to corrosion and abrasion. InterApp offers spare parts kits for its Desponia® and Bianca butterfly valves which are including all necessary parts to make the valve fully functional and tight again!

To make replacement easier, we have created step-by-step instruction videos on how to replace the damaged parts yourself.
This way, you support a sustainable future and even save time and money.

Learn more about in our videos: