Use our Water Tank Waterproofing Calculator to instantly estimate the waterproofing cost
Water Tank Waterproofing Calculator – Accurate Cost Estimation per Sq Ft
Enter tank dimensions such as length, width, and height/depth to calculate the exact waterproofing surface area and total cost.
The estimate includes materials, labor, and a 3–5 year waterproofing warranty.
The Water Tank Waterproofing Calculator
helps homeowners, builders, and contractors calculate waterproofing costs for RCC water tanks, underground tanks, overhead tanks, and swimming pools with complete transparency.
This tool eliminates guesswork by calculating the exact surface area and applying contractor rates per square foot.


What This Estimate Includes
✔ Waterproofing chemicals and materials
✔ Skilled labor charges
✔ 3–5 year waterproofing warranty
✔ Accurate surface area calculation
Estimated Waterproofing Cost Calculation
Based on contractor rates, the calculator provides:
Estimated Waterproofing Cost @ ₹120 per sq.ft
(Includes materials + labor)
You get: # Total surface area # Rate per sq.ft # Final waterproofing cost instantly
How the Water Tank Waterproofing Calculator Works
1. Select Tank or Pool Shape
Choose the shape of your structure:
Rectangular Tank / Pool
Circular Tank / Pool
Oval / Custom Shape
2. Enter Tank Dimensions
Add the required measurements:
Length
Width (or Diameter)
Height / Depth
These values are used to calculate wall and floor surface areas.
3. Select Tank Type
Choose the construction type:
RCC (Reinforced Cement Concrete)
Brick / Masonry Tank
Different tank types may require different waterproofing treatments.
4. Automatic Surface Area Calculation
The calculator automatically calculates:
Side wall surface area
Floor / base surface area
Total waterproofing area in square feet (sq.ft)
Who Can Use This Calculator?
Homeowners – Plan waterproofing budget before construction or repair
Contractors – Generate quick and accurate cost estimates
Builders & Engineers – Preliminary project planning and BOQ estimation
Why a Waterproofed Tank Is Important
Prevents water leakage and seepage
Protects concrete and reinforcement steel
Maintains water quality and hygiene
Proper waterproofing ensures long-term durability and avoids costly repairs.
Enter your Water tank measurements below. All calculations are transparent and based on real contractor rates.
Water Tank Waterproofing Calculator
Note: Select the tank or pool shape and enter the measurements to calculate the waterproofing surface area and cost estimate. This estimate includes waterproofing chemicals, other materials, labor, and a 5-year warranty.
Waterseal Water Tank Waterproofing Rates in Ahmedabad:
• RCC tanks/pools: ₹120/- per sq. ft
• Tiled tanks/pools: ₹150/- per sq. ft
• Minimum billing amount: ₹10,000/-
• Includes chemicals, materials, labor, and 5-year warranty.
• 🌐 Learn more about our 100% leak-proof solutions
• 💬 Chat with our experts on WhatsApp
FAQs about Water Tank Waterproofing Calculator
How accurate is the Water Tank Waterproofing Calculator?
The Water Tank Waterproofing Calculator provides a highly accurate cost estimate based on the tank dimensions, shape, and selected tank type. It calculates the exact waterproofing surface area and applies current contractor rates, giving you a reliable cost estimate before starting the work.
Does the calculated cost include materials, labor, and warranty?
Yes. The estimated cost includes:
Waterproofing chemicals and materials
Skilled labor charges
A 3–5 year waterproofing warranty
This ensures complete cost transparency with no hidden charges.
Can I use this calculator for RCC water tanks and swimming pools?
Absolutely. The calculator can be used for RCC water tanks, underground tanks, overhead tanks, and swimming pools. You can select the tank shape and type to get an accurate waterproofing area and cost estimate.
Need Expert Waterproofing Help?
Your calculation details can be shared directly with our waterproofing experts for:
Site inspection Correct system selection
Final quotation Professional execution