ARDEX K 900 BF is a cement based underlayment for levelling subfloors prior to the application of a floor finish. Designed with a coarse sand aggregate and minimal flow for the easy and efficient installations of thick layers. It can also be used as a fast set mortar when the water mixing ratio is reduced.
- Internal concrete slabs
- For other substrates such as timber, ceramic, terrazzo, steel decking or external applications contact ARDEX Technical Services
- A 20kg bag when used with 3L of water will cover 1m2 at 10mm
- 90mm layer will harden after approx. 4 hours at 23°C