How is Premium CTA different from the 20 kg CTA Flexible?
Premium CTA is a ready-mixed paste for interior ceramic wall tiles. CTA Flexible is a cement-based powder that is fully waterproof and frost resistant, takes porcelain and works on floors, pools and outside. Choose the paste for quick interior walls, the powder for demanding or porcelain jobs.
Can I fix porcelain tiles with it?
No. Porcelain needs a cement-based adhesive such as CTA Flexible or Rapid-Flex.
Is it suitable for a shower?
Standard domestic shower walls, yes, when finished with a waterproof grout. It is not for pools or prolonged wet conditions.
Does it need battens?
Its grab and non-slip characteristics usually eliminate battens, which speeds up fixing.
Can I use it on floors?
No, it is a wall adhesive. Use a cement-based floor adhesive such as Rapid-Flex.
What size should I buy?
7.5 kg suits a small splashback or repair, 15 kg a larger wall area.