ArchitEXTM Flat Sheet Deflection

Concentrated Line Load

Thickness (mm)

Span length (m)

Load (kN/m) *


Flat Sheet
Weight (kg/m2) Span (m) Load (kN/m) Deflection (mm) **
* The weight of the flat sheet should be manually added to the input load.
** Deflection greater than Thickness divided by 2 will be bolded in red.
  1. Select Thickness (mm).
  2. Input Span length (m).
  3. Input Load (kN/m).
  4. Calculate.
  5. Repeat to calculate next profile.
Important Note:
It has been identified that data might differ from previously published information. It is the responsibility of the user to conduct their own due diligence. This data is only relative to Treadwell products and will not guarantee the same performance as other similar products.