Knauf Bauprodukte - Hydro Flex 1C těsnící cement

Hydro Flex 1C is a flexible cement mortar for creating watertight coatings. One-component product, optimal for outdoor use. Enables water vapor diffusion.

Technical data

• application temperature from +5 C to +25 C
• mixing time approx. 2-3 min
• ripening time at least 3 min
• working time approx. 1 hour
• drying time of one layer approx. 4 hours
• minimum thickness of finished coating 2 mm
• can be charged with water after approx. 7 days
• the option of laying tiles after approx. 24 hours
• water tightness - no penetration (according to EN 14891: 2012)
• adhesion after freeze-thaw cycles from 0.5 N / mm ² (EN 14891: 2012)
• adhesion after water / chlorinated water / calcareous water from 0.5 N / mm ² (EN 14891: 2012)
• adhesion after thermal aging from 0.5 N / mm ² (EN 14891: 2012)
• initial adhesion from 0.5 N / mm ² (EN 14891: 2012)
• Crack bridging capacity from 0.75 mm (EN 14891: 2012)
• Crack bridging ability at very low temperature (-20 C) from 0.75 mm (EN 14891: 2012)
• Crack bridging ability at low temperature (-5 C) from 0.75 mm (EN 14891: 2012)

Application

• flexible sealing for ceramic cladding on terraces, balconies and wet rooms
• sealing plinth in and basement walls
• sealing horizontal and vertical surfaces exposed to direct water

The application can be done with a trowel or brush.