Learn about Sika Top Seal 107, its waterproofing benefits, applications, surface preparation and uses for terraces, roofs, basements, water tanks and wet areas. 

Sika Top Seal 107: Waterproofing Uses, Benefits & Applications

Waterproofing is an important part of protecting concrete and masonry structures from moisture, seepage, and water penetration. Areas such as terraces, bathrooms, basements, balconies, roofs, and water tanks are regularly exposed to moisture and therefore require an appropriate waterproofing system. Sika Top Seal 107 is a two-component, acrylic polymer-modified cementitious waterproofing coating designed for use on concrete, mortar, masonry, and other suitable cementitious substrates.

The product combines a liquid polymer component with a cement-based component containing selected aggregates and additives. When mixed and applied according to the manufacturer's instructions, it forms a protective waterproofing layer that helps reduce water infiltration. It is listed for both interior and exterior waterproofing applications.

What Is Sika Top Seal 107?

Sika Top Seal 107 is a two-part cementitious waterproofing system consisting of a liquid polymer and a cement-based powder component. The pre-batched formulation helps make mixing more convenient and supports consistent application when the recommended procedure is followed.

It can be applied using suitable methods such as a brush, spray, or flat trowel. The product is designed to bond to properly prepared concrete, mortar, and masonry surfaces, including damp substrates where the manufacturer's preparation requirements are met.

The system can be considered for different waterproofing requirements, including:

• Concrete waterproofing

• Terrace and roof protection

• Basement waterproofing

• Water tank waterproofing

• Bathroom and wet-area protection

• Balcony waterproofing

• Swimming pool and water-body applications

• Sump and lift-pit waterproofing

Key Benefits of Sika Top Seal 107

Selecting a suitable waterproofing coating can help protect structures from water-related deterioration. Sika Top Seal 107 offers several practical characteristics that make it suitable for different construction applications.

Two-Component Waterproofing System

The product is supplied as two pre-batched components: a liquid polymer and a cement-based powder. These components are mixed before application according to the specified procedure.

Good Adhesion

The waterproofing coating is designed to provide good adhesion to properly prepared reinforced concrete, mortar, and masonry surfaces. Proper substrate preparation remains essential for achieving effective results.

Water Resistance

The coating is designed to help prevent water penetration and improve the watertightness of suitable concrete structures. This makes it useful in areas that experience regular moisture exposure.

Suitable for Damp Substrates

The manufacturer's information indicates that the product can bond to properly prepared damp substrates. However, the surface still needs to meet the required preparation conditions before application.

Application Flexibility

Depending on the project and application requirements, the material can be applied by brush, spray, or flat trowel.

Protection of Concrete

The product is also described as helping protect concrete against chloride penetration and carbonation-related deterioration. It provides additional protection where concrete is exposed to moisture and other environmental conditions.

Applications of Sika Top Seal 107

One of the important features of this waterproofing system is its broad range of applications. The manufacturer's Indian product information lists several areas where it can be used.

Terrace and Roof Waterproofing

Terraces, balconies, sunshades, flat roofs, and small roof areas can experience repeated exposure to rain and moisture. A suitable waterproofing layer can help reduce water infiltration and protect the underlying concrete.

Water Tank Waterproofing

The product is specified for concrete water tanks and reservoirs, including potable-water applications subject to applicable product approvals and project requirements. For drinking-water applications, the latest technical documentation should always be checked before use.

Bathroom and Wet Areas

Bathrooms, toilets, kitchens, utility areas, and sunk slabs are frequently exposed to water. Sika Top Seal 107 can be used for waterproofing suitable cementitious surfaces in these areas before subsequent finishing work.

Basement Waterproofing

Basement and retaining walls may experience dampness or water infiltration. The product is listed for interior and exterior waterproofing and damp-proofing of concrete, rendering, brickwork, and blockwork.

Swimming Pools and Water Bodies

The manufacturer's information also includes swimming pools, fountains, water bodies, and canals among its applications. The correct system design should be selected according to the structure, water pressure, exposure conditions, and project specifications.

Sumps, Lift Pits and RCC Structures

Other applications include lift pits, sumps, RCC gutters, drains, and planter boxes. These areas can require effective moisture protection because they may be exposed to water for extended periods.

Surface Preparation Before Application

Proper surface preparation is one of the most important steps in any waterproofing project. Even a suitable coating may not perform as expected if it is applied over a contaminated or poorly prepared substrate.

Before applying the coating:

• Remove dust, dirt, oil, grease, and loose particles.

• Ensure the concrete or masonry surface is sound and properly prepared.

• Repair unsuitable surface defects where required.

• Saturate absorbent surfaces with water according to the application instructions.

• Pay special attention to corners, joints, cracks, and pipe penetrations.

• Ensure the substrate meets the manufacturer's requirements before application.

The Indian product information recommends preparing the substrate properly and pre-wetting suitable absorbent surfaces before application.

How Sika Top Seal 107 Is Applied

After suitable surface preparation, the two components are mixed according to the manufacturer's instructions. No additional water should be added when preparing the specified slurry.

Depending on the application, the mixed material can be applied using a brush, spray, or flat trowel. The manufacturer's information indicates that application may involve two coats, with actual consumption depending on surface roughness, absorption, profile, and required thickness.

Important application considerations include:

• Follow the latest Product Data Sheet.

• Use the correct mixing procedure.

• Maintain the recommended coating thickness.

• Treat joints and vulnerable areas carefully.

• Allow appropriate curing time.

• Avoid applying the product over unsuitable or contaminated surfaces.

Professional application can be particularly useful for larger projects or structures with complicated joints, penetrations, cracks, or water-pressure conditions.

Why Proper Waterproofing Matters

Water infiltration can gradually contribute to dampness, staining, surface deterioration, and other maintenance concerns. Waterproofing is therefore not simply about covering a visible leak; it involves preparing the substrate, identifying vulnerable areas, selecting a compatible system, and applying it correctly.

Using an appropriate cementitious waterproofing coating can form part of a broader protection strategy for concrete and masonry structures. The correct product, application method, thickness, curing process, and detailing should always be selected according to the specific project.

Satiate Solution provides construction and waterproofing solutions for different project requirements, helping customers identify suitable materials based on the application area and substrate conditions.

Visit: https://www.satiates.in/sika-top-seal-107.php

Contact: +91 9922000518