This calculator only works with products from High Design Holland and calculates The exact quantities for a GFRC glass-fibre reinforced concrete. mix. With this concrete calculator
you can calculate accurately how much concrete you need for your project, leaving you with little or no waste.
Open the calculator in Excel. Enter the three red boxes. After this you can immediately see how many of our D.I.Y. packages you need for your project and how much sand, cement, HDH SP, HDH Cure and water you need to weigh/measure.