Terms of use
Rules and limitations that apply when using ConstructionCalculatorHub calculators and content.
Content updated
Permitted use
You may use the calculators for personal or commercial project planning. You may not interfere with the service, attempt unauthorized access, or present our content as professional approval of a project.
No professional relationship
Using the site does not create an engineering, architectural, surveying, legal, or contractor-client relationship.
Your responsibility
You are responsible for verifying field measurements, product specifications, supplier quantities, plans, permits, safety requirements, and applicable codes before relying on an estimate.
Availability and changes
The service may change as formulas, product practices, and technical requirements evolve. Material changes are documented with an updated content date and appropriate testing.