Foundation Waterproofing (Rolls)
Calculate Foundation Waterproofing instantly with the exact formula and a worked example.
Foundation Waterproofing
Foundation perimeterm
Height to waterproofm
Layers
Overlap and allowance%
Roll aream²
Rolls
14pcs
Waterproofing area
60m²
Material incl. allowance
132m²
More about: Foundation Waterproofing (Rolls)
What it calculates
The “Foundation Waterproofing (Rolls)” calculator computes Rolls in pcs from 5 parameters: foundation perimeter (m), height to waterproof (m), layers, overlap and allowance (%), roll area (m²).
Used in design, material estimation, and structural calculations.
Example calculation
With parameters Foundation perimeter = 40 m, Height to waterproof = 1.5 m, Layers = 2, Overlap and allowance = 10 %, Roll area = 10 m² the result is 14 pcs.
How to use
- Enter foundation perimeter, height to waterproof, layers, overlap and allowance and roll area — each field above is adjustable with a slider.
- Rolls (pcs) is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Foundation Waterproofing (Rolls) calculated?
The Foundation Waterproofing (Rolls) calculator computes Rolls (in pcs) from foundation perimeter, height to waterproof, layers, overlap and allowance, roll area. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Foundation Waterproofing (Rolls) calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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