Which calculator?
Tell us the calculator name or page URL.
Found a calculation that looks wrong? Have an idea for a new calculator? We'd like to hear from you.
Tell us the calculator, values and units you used so we can investigate the result.
Formula, unit or result doesn't appear correct.
Request a new material or project calculator.
Tell us how we can improve CountMaterials.
Collaboration or business enquiries.
A few extra details help us reproduce a calculation and determine whether the issue is related to the formula, unit, assumption or input.
Tell us the calculator name or page URL.
Include dimensions, quantities and units.
Tell us the result you received.
Briefly describe the actual project.
Use the form for corrections, suggestions, feedback and questions. For calculation issues, include the calculator name, inputs, units and result.
Your message reaches the CountMaterials team.
We examine the details you provided.
Calculation issues may be checked against formulas and assumptions.
Appropriate corrections can be incorporated into future updates.
If your message is detailed or doesn't fit the categories above, you can contact CountMaterials directly by email.
CountMaterials provides estimates for planning and material takeoff purposes. Actual quantities can vary because of waste, site conditions, material specifications, supplier practices and local requirements.
We aim to review messages within a few business days.
Yes. Include the calculator, inputs, units and result you received.
Yes. Tell us what material or construction calculation you need.
No. You can contact CountMaterials without creating an account.
If something doesn't make sense, telling us helps us investigate it and improve the tool for everyone.