Waterproofing prices per treated square foot, and the system matters more than the brand. Measure your terrace or wet area and compare acrylic, PU and injection systems.
Rates include surface preparation, the full coating system and a ponding test - insist on the warranty in writing.
How to use this calculator
- Enter the width and height of one opening in feet.
- Pick a quality tier that matches your spec.
- Choose your country - the estimate converts instantly.
- Read the range, then post your requirement for exact free quotes.
Indicative rates (India base)
| Quality tier | Rate / range |
|---|---|
| Acrylic membrane | ₹45 – ₹80 per sq ft |
| PU membrane system | ₹90 – ₹160 per sq ft |
| Injection/crystalline | ₹150 – ₹300 per sq ft |
Rates include material and installation. Pick your country in the tool above - estimates convert automatically with market-adjusted rates.
What changes the price
- Equipment brand and specification
- Wiring/piping runs and concealment
- Automation and smart-control add-ons
- Warranty and AMC inclusions
- City labour rates and access
Use it anywhere in the world
This calculator is built for global use. Select your country inside the tool and the estimate switches to your local currency with typical market adjustment - useful whether you are budgeting a project in India, the UAE and Gulf, the United States, Canada, the United Kingdom, Europe, Australia, Singapore or South Africa. Rates are indicative; local quotes always win for accuracy.
Video guide
Frequently asked questions
Which system for a leaking terrace?
Acrylic for prevention and mild cases; PU membrane for standing-water terraces; injection for active pressure leaks.
What warranty should I demand?
5 years standard on membranes, up to 10 on premium PU - written into the quote.
Can bathrooms be done without breaking tiles?
Often yes - penetrating chemicals and grout injection treat many cases tile-on.
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Planning the work itself? See our installation service page or browse all cost calculators.