Consumption Calculator

Enter your wall dimensions and find out exactly how much DampStop and HydroFix you need in seconds — build your list and add it to the cart in one click.

Instant results No excess or shortage of material Add to cart in one click
Start Calculating Free Analysis
Dryvatec technician measuring a wall — measuring wall length and thickness for an accurate consumption estimate
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Tailored to Your BuildingThe right amount, the right budget
DampStop concentrate being mixed with water in the correct ratio - accurate quantity calculation

The Right Amount = A Lasting Solution

Rising damp requires a different amount of material on every wall. Wall length, thickness and moisture level all directly affect consumption. Too little material won't solve the problem, while too much strains your budget.

Use this calculator to determine exactly what your wall needs, avoid unnecessary spending, and buy the right product in the right quantity.

No overpaying
No risk of running short
Instant results
DampStop damp injection being applied to a wall

DampStop Injection

Holes are drilled at the base of the wall and DampStop is injected. The amount needed per hole varies with wall thickness. The calculator works this out automatically.

HydroFix damp-proofing plaster being applied to a wall surface with a trowel

HydroFix Damp-Proofing Plaster

A damp-proofing plaster applied to the wall surface. Consumption varies with the area (m²) and the application thickness. You can choose a 2 mm, 3 mm or 4 mm thickness.

A dry, clean, freshly repainted wall after treatment - a lasting result

The Right Calculation = A Lasting Result

A treatment applied with the right amount of material delivers a lasting result. When too little material is used, the damp can return.

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Calculate for Your Specific Wall

Fill in the form below and, in seconds, find out exactly which products and quantities you need.

DampStop Damp Injection
Rising damp, moisture and salt at the wall base
3D architectural cross-section of a house — technical diagram showing the total length of an exterior wall affected by rising damp
  • Wall Length: Measure the total length along the damp wall in metres.
  • Wall Thickness: Measure the wall's width in centimetres. If unsure, choose 20 cm.
Enter the total length of the damp walls
Do you need an injection kit?
The kit contains 5 L of DampStop + drill bit + funnel + filling container. If this is your first application, the kit is recommended.
HydroFix Damp-Proofing Plaster
Wall surface damp, stains, peeling paint
Damp interior wall surface with a measurement area frame — technical diagram showing the total m² area to be treated with HydroFix
  • Area: Measure the total surface area to be treated with HydroFix in square metres (m²).
  • Thickness: The standard 3 mm is recommended. For severe damp problems, choose 4 mm.
Enter the total area of the surface to be treated
2 mm thin 3 mm standard 4 mm thick
HydroFix consumption may vary by ±30% depending on surface absorbency.
Calculation Result

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Consumption is an estimate. Ordering 10–20% extra is a safe margin.
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