Blue Circle High Strength (40N) Ready to Use Concrete 20kg

Stronger and harder wearing, this general purpose concrete is manufactured from cement and specially selected and graded sand. It comes in a convenient weatherproof and tear-resistant plastic bag. When used correctly it will typically achieve a 28-day compressive strength of 40N per square millimetre. Simply mix with clean water Multi purpose for jobs such as concrete bases, drives, paths, footings and foundations and structural concrete applications Requires no cube test when instructions are followed Suitable for interior and exterior use 8 month shelf-life