About Duo Towers
The Duo Towers are two new skyscrapers located in Paris, France, designed to provide premium office and commercial space.
Protected from day one with Vulcan
The Result
"The towers were new built before few months. The Vulcan units treat the water supply lines of both towers. Until now they did not have any limescale issues."

Tower Specifications
- Height: 180 meters
- Levels: 39
- Office Space: 69,000 m²
- Vulcan Model: S25
- Installation: Main cold water line
Amenities: Auditorium, restaurant, shops
- Height: 125 meters
- Levels: 29
- Office Space: 19,000 m²
- Vulcan Model: S50
- Installation: Main cold water line
Amenities: Corporate restaurant, shops, hotel with 139 rooms, restaurant, panorama bar
Installation Gallery
Vulcan S50 installed at Duo Tower 1
Vulcan S50 Impulse bands- Tower 2
Vulcan S25 installation
Location
Project: Duo Towers
Location: Paris, France
Type: Twin skyscrapers (new construction)
Vulcan Installation
Tower 1: Vulcan S25 on main cold water line
Tower 2: Vulcan S50 on main cold water line
Status: New construction, protected from opening day
Benefits for Skyscrapers
Complete Protection
Both towers protected from day one
No Limescale Issues
Confirmed after initial months of operation
Mixed-Use Protection
Offices, hotel, restaurants, shops
Zero Maintenance
No ongoing work required
| Max Pipe Diameter: | 4 inches |
| Max Water Flow: | 130 GPM |
| Wattage: | 2.25 W |
| Dimensions: | 7.9" x 4.9" x 1.6" |
| Pipe Materials: | All types |
| Maintenance: | Zero |
| Max Pipe Diameter: | 5 inches |
| Max Water Flow: | 300 GPM |
| Wattage: | 2.25 W |
| Dimensions: | 7.9" x 4.9" x 1.6" |
| Pipe Materials: | All types |
| Maintenance: | Zero |
Prevention from Day One
The Duo Towers demonstrate the power of prevention. By installing Vulcan during new construction, both towers have operated without any limescale issues since opening. Tower 1's 180 meters of offices, auditorium, restaurant, and shops are protected by an S25. Tower 2's 125 meters of offices, corporate restaurant, shops, and 139-room hotel are protected by an S50.
Related Commercial Case Studies
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About the Author
Waslix provides non-chemical, maintenance-free scale prevention using Vulcan technology. This case study documents Vulcan S25 and S50 installations protecting the main cold water lines of the Duo Towers in Paris, France.
