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Black Membrane Waterproofing

Black Membrane is a high-performance bituminous coating that provides excellent water resistance and durability, forming a seamless protective membrane that prevents moisture penetration.

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Kayra Black Membrane is a ready-to-use, bitumen-based waterproofing coating that forms a seamless, durable barrier to protect concrete surfaces from water ingress, dampness, and moisture damage.

Technical Data & Product Information

For detailed specifications, coverage, mixing ratio, and application guidelines, download the product technical data sheet.

Application Areas

Built for Real Construction Sites

Kayra Black Membrane is a high-performance bituminous waterproofing coating designed to create a seamless, water-tight protective layer on concrete and masonry surfaces. It forms a durable membrane that prevents moisture ingress, protects against dampness, and enhances surface life in areas exposed to water and weather conditions.

  • Roof slabs and terraces
  • Basements and foundations
  • Bathrooms and wet areas
  • Retaining walls and podium slabs
  • Damp-prone and water-exposed surfaces

Kayra Black Membrane is engineered to perform reliably under harsh site conditions. Its robust bituminous formulation offers strong adhesion to substrates, excellent water resistance, and long-term protection against moisture penetration and weather exposure.

Factory-controlled quality ensures consistent performance, making Kayra Black Membrane a dependable solution for professionals handling critical waterproofing applications across residential, commercial, and industrial projects.

Why Choose Black Membrane?

Seamless Protection

Forms a continuous, joint-free waterproof membrane on application, effectively blocking water penetration and protecting surfaces from moisture damage.

Excellent Crack Bridging

Accommodates minor surface cracks and movement, maintaining waterproof integrity even under structural stress and thermal expansion.

Long-Lasting Durability

Offers strong resistance to water, dampness, and weather exposure, ensuring long-lasting protection for concrete and masonry surfaces.

Wide Range of Applications

Ideal for waterproofing roofs, terraces, foundations, basements, and other areas exposed to continuous moisture or standing water.

How to Use Kayra Black Membrane Waterproofing?

Actual coverage may vary based on surface condition, porosity, and method of application. Refer to the product datasheet for detailed application guidelines.

  1. Prepare the surface thoroughly by removing dust, grease, loose particles, and standing water. Ensure the surface is clean, dry, and sound before application.

  2. Stir the Black Membrane properly before use to achieve a smooth, uniform consistency. Do not dilute unless specifically recommended.

  3. Apply the coating evenly using a brush, roller, or squeegee over the prepared surface, ensuring complete and continuous coverage without pinholes.

  4. Allow sufficient drying time between coats and before exposure to water, foot traffic, or finishing layers, as per recommended curing time.

Product Details

FeatureDetails
Product NameBlack Membrane Waterproofing
Product TypeBituminous waterproofing coating (ready-to-use)
Suitable SubstratesConcrete, masonry, plastered and cementitious surfaces
Application AreasTerraces, roofs, basements, foundations, wet areas
Recommended ThicknessAs per coat system and application requirement
FlexibilityAccommodates minor cracks and surface movement
AdhesionStrong adhesion to concrete and masonry substrates
Water ResistanceForms a seamless, water-tight protective membrane
Application MethodBrush, roller, or squeegee
Packaging20kg & 50kg Ready-to-use liquid container
PerformanceProvides durable, long-lasting waterproofing protection

FAQs

What is Black Membrane Waterproofing?

This bitumen-based waterproofing coating is designed to protect concrete and masonry surfaces from water ingress. Black Membrane forms a durable, seamless, and water-resistant barrier after application.

Suitable for below-ground and exposed areas, this waterproofing system can be used on foundations, basements, retaining walls, terraces, and external concrete surfaces.

Yes, when applied on properly prepared substrates, Black Membrane is ideal for underground structures such as basements and foundations where strong water resistance is required.

Yes, it can be applied on exterior concrete surfaces to protect against moisture penetration, especially in areas exposed to soil or water contact.

Coverage Calculator

*Calculation based on approx. 1.5 kg per sq m per coat for black membrane waterproofing. Actual consumption may vary depending on surface porosity, application method, and site conditions.
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