The line between a dry building and a litigated one — 0.5-1 % of project cost prevents 100 % of water-damage claims.
waterproofing prices in Bangalore, Karnataka, sourced from dealer networks and leading online marketplaces. Ranges reflect the spread between authorised-dealer bulk rates and retail single-unit rates. Prices are 6 % above the 50-city national average — a transport/logistics premium drives the spread against quarry-proximate cities.
| Item | Unit | Price in Bangalore |
|---|---|---|
| Waterproofing Chemical (Dr Fixit/SikaTop) | per litre | ₹182 ₹128–236 (dealer-to-retail) |
| APP Membrane (3mm) | per sqm | ₹130 ₹97–163 (dealer-to-retail) |
| Dr Fixit LW+ IntegralDr FixitIntegral admixture· inferred from brand premium | per kg | ₹64 ₹45–83 (dealer-to-retail) |
| Dr Fixit PidisealDr FixitRoof coating· inferred from brand premium | per litre | ₹219 ₹153–284 (dealer-to-retail) |
| Dr Fixit RaincoatDr FixitExterior coating· inferred from brand premium | per litre | ₹274 ₹192–355 (dealer-to-retail) |
| Fosroc Nitoproof 120FosrocPolymeric· inferred from brand premium | per litre | ₹256 ₹180–331 (dealer-to-retail) |
| Fosroc Brushbond RFHFosrocCementitious· inferred from brand premium | per kg | ₹182 ₹128–236 (dealer-to-retail) |
| Sika Top Seal 107SikaCrystalline· inferred from brand premium | per kg | ₹328 ₹231–425 (dealer-to-retail) |
| PU Liquid Membrane1-component PU· inferred from brand premium | per kg | ₹401 ₹281–520 (dealer-to-retail) |
| Bituminous CoatingHot-applied· inferred from brand premium | per kg | ₹110 ₹77–142 (dealer-to-retail) |
Supply. Bengaluru sits inside a rich granite belt, so 20 mm aggregate and M-sand are abundant and among India's cheapest; cement comes from the Kalaburagi (Gulbarga) cluster — ACC Wadi, Vasavadatta, UltraTech — only 550 km away, and TMT from Bellary–Hospet and Tamil Nadu mills. For waterproofing specifically, this places Bangalore on the higher side of the national cost band — the page's table reflects 6 % above the 50-city national average.
What moves the local price. a relentless IT-corridor and metro-construction pipeline keeps demand structurally high; the long-running Karnataka crackdown on illegal granite quarrying around Bengaluru periodically tightens aggregate supply and spikes rates for a few weeks at a time.
Buyer takeaway. stone-based materials price below the national median here thanks to quarry proximity, but cement and steel ride a moderate inbound-freight premium — net building cost lands close to the pan-India average rather than below it. Cross-check the waterproofing ranges in the table above against a live local quote before raising a purchase order — the spread between bulk-dealer and retail rates in Bangalore, Karnataka is wider than the table's midpoint suggests.
Waterproofing materials in India range from integral admixtures (IS 2645), liquid-applied membranes, bituminous coatings (IS 1322), cementitious crystalline systems, and bituminous/APP membrane sheets (IS 3384). Major categories: below-ground (foundation raft, retaining walls, basement), wet areas (bathrooms, kitchens, balconies), terraces/roofs, water tanks, and podium decks. The industry is dominated by Dr Fixit (Pidilite), Fosroc, Sika, BASF MasterSeal, and Mapei. Cost-conscious projects still use bituminous painting and polyethylene sheet; professional waterproofing specs out crystalline + polymer-modified cementitious systems per membrane or applied build-up.
Waterproofing prices have risen 8-10 % YoY since 2022 as crude-oil-derived inputs (bitumen, polymer) inflated. 2026 has seen the polyurethane (PU) liquid membrane segment grow 20-25 % as it displaces traditional APP sheets on terraces — better performance, seamless, but ~40 % more expensive. Crystalline admixtures have become mandatory in water tanks + basements under IS 3370 Part 2 crack-width limits.
Week-by-week waterproofing price charts for Bangalore will appear here once our weekly price tracker accumulates 4+ weeks of snapshots. Subscribe to the InfraLens WhatsApp channel to be notified.
Compare waterproofing prices in Bangalore with other Indian metros. Prices shown are for Waterproofing Chemical (Dr Fixit/SikaTop) (per litre) — a representative benchmark for the category. Click any city for the full 10-item price list.
Waterproofing quality and manufacturing in India is governed by the following Indian Standards. Click any code for the full specification with extracted clauses, tables, and reference values.
IS 2645:2003: Integral cement waterproofing compounds. IS 3384:1986: Bituminous paints for application over black bituminous priming.