Professional Waterproofing Services in Sri Lanka

    Comprehensive Solutions for Every Water Protection Need

    At Water Proof Specialist Waterproofing, we provide specialized waterproofing services across Colombo, Gampaha, Kandana, and throughout Sri Lanka. With over 10 years of expertise, we deliver lasting solutions that protect your property from water damage.

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    24/7 Emergency Service: 077-129-6589

    Roof Waterproofing Solutions

    Complete Protection Against Leaks & Weather Damage

    Your roof is your first defense against Sri Lanka's monsoons and tropical weather. Our advanced roof waterproofing systems provide comprehensive protection for flat roofs, sloped roofs, terraces, and balconies. Using cutting-edge materials from global leaders like Sika and BASF, we ensure your roof remains leak-free for years to come.

    Why Roof Waterproofing is Essential:

    • Monsoon Protection: Heavy rainfall protection during both monsoons
    • Heat Reflection: Reduce indoor temperatures by up to 5°C
    • Structural Integrity: Prevent water damage to concrete
    • Property Value: Maintain and increase market value
    • Energy Savings: Lower air conditioning costs

    Our Roof Waterproofing Methods:

    Liquid Applied Membranes

    • Polyurethane waterproofing systems
    • Acrylic polymer coatings
    • Cementitious waterproof coatings
    • Seamless application with no joints
    • Ideal for complex roof shapes

    Torch-On Membranes

    • APP (Atactic Polypropylene) modified bitumen
    • SBS (Styrene Butadiene Styrene) membranes
    • Heat-welded seams for complete seal
    • 10-15 year warranty options
    • Excellent for flat roofs and terraces

    EPDM Rubber Membranes

    • Single-component application
    • UV resistant and weather-proof
    • 20+ year lifespan
    • Environmentally friendly option
    • Perfect for large commercial roofs

    Heat Reflective Coatings

    • Solar reflective index (SRI) rated products
    • Reduces surface temperature by 10-15°C
    • Energy-efficient solution
    • Available in multiple colors
    • Extends roof life by reducing thermal stress

    Types of Roofs We Service:

    Concrete flat roofs
    Sloped tile roofs
    Metal sheet roofing
    Terrace gardens
    Parking decks
    Balconies and canopies
    Industrial warehouse roofs
    Asbestos roof restoration

    Wall & Basement Waterproofing Services

    Eliminate Dampness, Seepage & Rising Water Permanently

    Protect your walls and basements from water infiltration with our advanced waterproofing solutions. We specialize in both positive and negative side waterproofing, using crystalline technology and injection systems to create permanent barriers against moisture.

    Common Problems We Solve:

    Rising Dampness

    Moisture traveling up walls from ground level

    Lateral Seepage

    Water penetration through walls during rain

    Efflorescence

    White salt deposits on wall surfaces

    Basement Flooding

    Water accumulation in underground spaces

    Mold & Mildew

    Health hazards from persistent dampness

    Structural Cracks

    Water entry through foundation cracks

    Our Wall & Basement Solutions:

    Crystalline Waterproofing

    Penetrates deep into concrete pores with self-healing properties for new cracks up to 0.4mm. Permanent solution that becomes part of concrete structure.

    • NSF certified for potable water contact
    • Ideal for water tanks and basements

    Injection Grouting Systems

    Advanced injection technology to stop leaks and repair structural cracks with minimal disruption.

    • Polyurethane injection for active leaks
    • Epoxy injection for structural crack repair
    • Stops leaks within minutes

    Cementitious Waterproofing

    Polymer-modified cement coatings with excellent adhesion to concrete and masonry surfaces.

    • Can be applied to damp surfaces
    • Cost-effective for large areas
    • Flexible systems for minor movements

    Negative Side Waterproofing

    Applied from inside when exterior access is impossible, perfect for existing basements with no excavation required.

    • Crystalline or epoxy-based systems
    • Minimal disruption to occupants
    • No excavation required

    Bathroom & Wet Area Waterproofing

    Complete Protection for High-Moisture Zones

    Bathrooms, kitchens, and wet areas require specialized waterproofing to prevent costly water damage. Our wet area waterproofing creates an invisible barrier beneath tiles and fixtures, protecting your structure from constant water exposure.

    Areas We Waterproof:

    Bathrooms
    Shower Cubicles
    Kitchen Wet Areas
    Balconies
    Laundry Rooms
    Swimming Pools
    Jacuzzis & Spas
    Plant Rooms

    Our Wet Area Solutions:

    Liquid Applied Membranes

    • Flexible acrylic systems
    • Seamless application
    • Quick drying (tile in 24 hours)
    • Suitable for all tile types

    Sheet Membranes

    • Pre-formed waterproof sheets
    • Consistent thickness
    • Excellent for large areas
    • 10-year product warranty

    Cementitious Systems

    • Two-component polymer cement
    • Can bridge cracks up to 2mm
    • Suitable for swimming pools
    • Potable water approved options

    Epoxy Systems

    • Chemical-resistant option
    • Ideal for commercial kitchens
    • Seamless and hygienic
    • Anti-slip additives available

    Quality Standards We Follow:

    • AS/NZS 4858:2004 (Wet area membranes)
    • BS 5385 (Wall and floor tiling)
    • Local building codes compliance
    • Manufacturer specifications
    • Industry best practices

    Concrete Repair & Protective Coating Services

    Restore, Strengthen & Protect Your Concrete Structures

    Concrete structures in Sri Lanka face constant challenges from tropical weather, salt air in coastal areas, and carbonation. Our concrete repair and coating services restore structural integrity while providing long-term protection against future deterioration.

    Structural Issues:

    • • Spalling concrete
    • • Exposed reinforcement
    • • Structural cracks
    • • Honeycomb concrete

    Surface Deterioration:

    • • Hairline cracks
    • • Surface scaling
    • • Carbonation damage
    • • Chemical erosion

    Aesthetic Issues:

    • • Discoloration
    • • Efflorescence
    • • Mold growth
    • • Previous poor repairs

    Our Concrete Solutions:

    Crack Injection Repair

    Low-pressure epoxy injection and polyurethane for active leaks. Restores monolithic strength and prevents water ingress.

    Spalling & Patch Repair

    Remove deteriorated concrete, treat exposed reinforcement, and install repair mortar matching existing texture.

    Anti-Carbonation Coatings

    Prevents CO₂ penetration, maintains concrete alkalinity, and protects reinforcement from corrosion with 10-15 year service life.

    Epoxy Floor Systems

    Self-leveling epoxy with anti-slip broadcasting, chemical-resistant formulations, and decorative options.

    Application Areas:

    Building facades
    Parking structures
    Bridges and overpasses
    Industrial floors
    Water treatment plants
    Retaining walls
    Precast concrete elements
    Historical structures

    Why Choose Water Proof Specialist for Your Waterproofing Needs

    10+ Years Experience

    Expert service in Sri Lankan climate conditions

    SLSI Certified

    Certified quality management

    500+ Projects Completed

    Across residential and commercial sectors

    Authorized Applicators

    For international waterproofing brands

    Comprehensive Warranties

    From 5-15 years coverage

    24/7 Emergency Service

    Urgent waterproofing support available

    Ready to Protect Your Property?

    Get your FREE waterproofing inspection and quotation today. Our experts will assess your needs and recommend the perfect solution.

    500+ Projects
    10+ Years Experience
    SLSI Certified
    100% Satisfaction

    Email Us

    info@waterproofspecialist.lk

    Visit Us

    No 25/A, Jayasooriya Lane
    Hapugoda, Kandana