Ensuring that you have mixed the correct concentration of chemical for each DEFRA order or application can be time-consuming and difficult to achieve accurately..
Let our calculator take away the pain
First use our decision tree to help you choose your chemical, work out how much water you need to choose for the process, and then use our calculator to help you use the correct amount of chemical.
Using our calculator means less fuss, less waste and always using our disinfectants at the correct strength.