Calculate how many 40 lb, 60 lb, or 80 lb bags of premix concrete you will need to buy for a project. Just enter the desired height, width, and thickness of your concrete project and then press the calculate button.

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NOTE: Some versions of Internet Explorer may require the use of Compatibility View. If the calculator does not display properly, Click the Compatibility View Button (circled in red in image below) on the Address bar.