04/06/2026
Take the guesswork out of Posi-Joist specification.
With MiTek’s interactive Posi-Calculator, you can quickly find the most efficient Posi-Joist solution for your floor or roof project.
The Posi-Calculator allows you to:
Input span and load requirements
- Explore multiple Posi-Joist depth options
- Compare potential solutions quickly
- Inform your next steps before speaking to a MiTek-licensed manufacturer
A helpful first step for any Posi-Joist project.
Try it here: www.mitek.co.za/posi-calculator
Project Type Configuration Load Details Floor Dead: kN/m2 Roof Dead: kN/m2 Ceiling Dead: kN/m2 Floor Imposed: kN/m2 Partition: kN/m2 Snow: kN/m2 Span (mm) Maximum Height (mm) Results If your requirements are outside of the standard configurations available, or you require further information for spe...