Waterproofing Guide for Delhi NCR Homes: Protect Your Investment

Waterproofing is critical for Delhi NCR homes due to extreme weather conditions. Here is complete guide.

Why Waterproofing Matters:

- Delhi NCR receives 800mm annual rainfall

- Temperature swings cause expansion and contraction

- Groundwater seepage in many areas

- Protects structural integrity and prevents health issues (dampness, mould)

Terrace Waterproofing:

Best method: Liquid applied polyurethane (PU) membrane or cementitious waterproofing.

Brands: Fosroc Nitocote, Dr. Fixit LW+, Sika.

Cost: ₹60-₹120 per sq ft.

Tip: Apply root barrier if planning rooftop garden.

Bathroom Waterproofing:

Best method: Polymer-modified cementitious coating with waterstop at joints.

Minimum height: 6 feet on all walls, full floor coverage.

Cost: ₹50-₹80 per sq ft.

Tip: Test with water ponding for 48 hours before tiling.

Basement Waterproofing:

Best method: External tanking with bentonite membrane or internal cementitious coating.

Cost: ₹100-₹200 per sq ft.

Critical: Proper drainage system around foundation.

Wall Waterproofing:

Exterior walls: Silicone-based water repellent or cementitious coating.

Cost: ₹30-₹60 per sq ft.

Tip: Fix any cracks in walls before applying waterproofing.

SBBT ensures all waterproofing meets IS standards with minimum 5-year warranty.