Cladding overlap panels.
Measure the actual supplied face coverage and divide it into the chosen courses.
Read the right quantitative data
Actual panel size and specified side or end lap.
Check this ordering assumption
Gross panel area cannot replace effective cover area.
The calculator counts an existing panel plan without selecting weather resistance.
A worked quantity method
This illustrative set of supplied inputs demonstrates Overlapped Panel Coverage Calculator. Replace the example measurements and product figures with your own before ordering.
| Supplied input | Metric display | US display |
|---|---|---|
| Nominal panel width | 1 m | 3.28 ft |
| Overlap at each joint | 100 mm | 3.94 in |
| Panels in one run | 5 | 5 |
Finished run coverage: 4.6 m
- Total joint overlap
- 0.4 m
Your measurement and product-data sheet
Record what you know and mark verified items ready. Notes save on this browser after you edit them. Download a copy before clearing browser data.
Measure the actual supplied face coverage and divide it into the chosen courses.
Actual panel size and specified side or end lap.
Gross panel area cannot replace effective cover area.
Input for Overlapped Panel Coverage Calculator. Record the value with its unit and quantity basis.
Input for Overlapped Panel Coverage Calculator. Record the value with its unit and quantity basis.
Input for Overlapped Panel Coverage Calculator. Record the value with its unit and quantity basis.
Choose your next calculation
Overlapped Panel Coverage Calculator
Calculate the finished width covered by a known number of overlapping panels.
Siding Panels and Trim Calculator
Estimate effective siding coverage and keep specified trim runs as a separate purchase item.
Turn the estimate into an order
- Confirm that all quantities use the same measured basis and the selected product's current data.
- Keep different products, finishes and handed variants in separate purchase lines.
- Review exact demand and whole-pack purchase quantities before entering your quoted prices.
- Record compatible stock already on hand, then save the remaining order in your browser project.
Measurement and purchase guides
Other materials in this family
Reviewed 6 October 2026. Geometry and purchase arithmetic use your measurements and selected specifications. Calculation scope.