✓ Free site visit

✓ 10-year warranty

✓ Same-week service

✓ No hidden costs

  • Sika certified · Dr. Fixit · Fosroc
  • Internal & external treatment
  • Residential & commercial
  • Lasts 8–10 years
  • Serving Dehradun since 2015

Basement leakage problems we solve

Identify your issue and see exactly how Sunroof fixes it – permanently.

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  • Water seeping through walls or floor after rain
  • Damp or consistently wet basement floor
  • White salt deposits (efflorescence) on walls
  • Mold, fungus, or persistent musty odour
  • Cracks in foundation walls or floor slab
  • Standing water after heavy monsoon rainfall
  • Peeling paint or plaster on basement walls
  • Rust stains from reinforcement bars showing through

⚠️ Ignoring basement leakage weakens the building foundation and leads to costly structural repairs. Early treatment saves significantly more money.

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  • Free site inspection and full leakage diagnosis
  • High-pressure PU injection grouting for active cracks
  • Cementitious waterproof coating on walls and floor
  • External membrane system for new construction
  • Drainage layer installation where required
  • Surface preparation and finishing coat application
  • Post-treatment water testing before handover
  • Written 10-year workmanship warranty issued

✅ We fix it once – properly. Our treatments are permanent, not temporary patches. 500+ satisfied customers across Dehradun.

PU Injection Grouting

High-pressure polyurethane resin is injected directly into active cracks. The resin expands on contact with water, permanently sealing the leak even under hydrostatic pressure. No excavation needed.

Cementitious Waterproofing

Rigid, cement-based waterproof coating applied to internal walls and floor slab. Bonds chemically with concrete to block capillary water movement – ideal for existing basements without excavation.

Membrane Waterproofing

Polymer-modified bituminous or HDPE membrane applied externally during construction or excavation. Provides a continuous barrier against groundwater, soil moisture and hydrostatic pressure.

Crystalline Waterproofing

Chemical crystals penetrate deep into concrete, blocking pores and capillaries permanently. A self-healing system that reactivates whenever water is present – lifetime protection for RCC basements.

Free inspection

We visit, inspect and identify all leakage sources – no charges whatsoever

Written quote

Itemised cost with product specs and timeline – no hidden surprises

Treatment

Certified team applies the approved system using premium branded materials

Guarantee

Water test, quality check and 10-year guarantee issued on handover

Why treat basement leakage now

Every month of delay makes the damage – and the cost – worse. Here’s what you gain with professional treatment.

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Stops water seepage completely

Eliminates groundwater intrusion through walls and floor permanently.

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Protects your foundation

Prevents structural weakening from long-term water contact on RCC and brick.

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Stops mold & fungus growth

Removes the damp conditions that allow mold to grow, spread, and damage health.

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Improves indoor air quality

Eliminates the musty odour caused by persistent damp basement conditions.

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Increases building lifespan

Extends the life of the structure, finishes, and all materials in contact with the slab.

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Reduces long-term repair costs

Early waterproofing treatment is far cheaper than structural foundation repairs later.

Frequently asked questions

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Roof Waterproofing

PU coating and liquid membrane for permanent roof leakage treatment in Dehradun’s heavy monsoon climate. Suitable for flat and sloped roofs.

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Terrace Waterproofing

Crystalline and polymer-modified systems that seal terrace cracks and prevent water ponding from damaging the slab and rooms below.

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Injection Grouting

High-pressure PU and epoxy injection to permanently seal active cracks, structural voids, and water paths in RCC, brick, and stone structures.