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Rectangular Repair Patch Filler Cartridge calculator.

Add measured rectangular patch voids and convert wet fill volume to supplied cartridge yield. Does not approve a repair method.

PAINTING

Your inputs

Use measurements from your plan and properties from your chosen product. Any prefilled values are illustrative.

Where to get this value

Enter your own allowance. Presets are input shortcuts, not a construction recommendation.

Measured rectangular patch 1
Where to get this value

Measure this dimension in your plan or on site and use the displayed unit. For irregular shapes, divide the geometry into the supported sections.

Where to get this value

Measure this dimension in your plan or on site and use the displayed unit. For irregular shapes, divide the geometry into the supported sections.

Where to get this value

Measure this dimension in your plan or on site and use the displayed unit. For irregular shapes, divide the geometry into the supported sections.

YOUR ESTIMATE
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A clear estimate starts here.

Enter your dimensions and product details to see the quantity and purchase breakdown.

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Formula and assumptions
BEHIND THE NUMBERS

How this calculation works.

Wet volume = Σ(width × height × measured depth × count) × allowance; cartridges = ceil(volume / supplied wet yield).

Wet volume = Σ(width × height × measured depth × count) × allowance; cartridges = ceil(volume / supplied wet yield).Calculated with normalised units

A worked example

Illustrative inputs only. Product properties and design dimensions are not recommendations for your project.

Supplied wet material yield per cartridge
300 mL
Your material allowance
0 %
Measured rectangular patch 1
Patch width
0.1 m
Patch height
0.1 m
Measured fill depth
10 mm
Identical patches
10

Filler cartridges: 4 cartridges

Rectangular voids only. Product shrinkage, substrate suitability and repair design are not inferred.

Before you purchase

Use dimensions from your plan and properties from your chosen product. Any design spacing, section or fixing pattern must already be specified.

Measurements, product properties and application patterns are supplied by you. Illustrative examples do not recommend construction or planting specifications.

Method: dimensional arithmetic and user-supplied specifications. Software checks: 2026-10-05. Calculation and review policy.

Check your purchase assumptions

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