#Waterproofing Chemicals for Roofs
Waterproofing Solutions for New and Existing Roofs
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Waterproofing Chemicals and Products for Roofs
POLYALK WP
POLYALK WP+
A two-component, surface-applied capillary waterproofing coating of crystalline type for flat and sloping roof slabs, chajjas, folded plate roofs, vaulted roofs, domes, and other concrete structures.
SUNKOTE WP+
A single-component, UV-resistant, high-build elastomeric acrylic waterproof coating for RCC surfaces. It is suitable for new and existing flat or sloping roofs, chajjas, and parapet walls.
POLYKOTE 2C
A two-component cementitious elastomeric waterproof coating for flat and sloping roof slabs, chajjas, folded plate roofs, vaulted roofs, domes, and other concrete applications.
ELASTOROOF PU
A single-component polyurethane waterproofing and sealing membrane suitable for new and existing flat or sloping RCC roofs, along with podiums, parking garages, water-retaining structures, and landscaped areas.
Key Projects
Key Projects
Key Projects
Key Projects
Key Projects
Why Choose Sunanda Global for Roof Waterproofing?
Technical Expertise
Selecting a waterproof chemical for roof applications requires more than identifying the visible point of leakage. Our technical team considers the roof construction, surface condition, cracks, drainage, previous treatments, and exposure before recommending an appropriate waterproofing approach.
Transparent Pricing
We provide clear, straightforward pricing with no hidden costs, which helps you to manage your project budgets effectively.
45 Years of Experience
With more than 45 years in the construction chemicals industry, Sunanda Global brings extensive experience across waterproofing coatings, membranes, concrete protection, repair, and related applications.
Proven Track Record
Our waterproofing systems have protected roofs and concrete structures across landmark developments, helping prevent water ingress and support long-term structural durability.
Awards and Recognition
Choosing Waterproofing Chemicals Services for Your Roof
Frequently Asked Questions (FAQ)
Q. Which is the best waterproofing chemical for a roof?
There is no single best waterproofing chemical for every roof. The appropriate choice depends on factors such as the roof substrate, surface condition, exposure, cracks, existing waterproofing, and whether the project involves new construction or remedial work.
Q. How do I choose a waterproof chemical for roof applications?
A waterproof chemical for roof applications should be selected according to the substrate, roof configuration, exposure, existing condition, and required waterproofing system. Surface preparation and compatibility with any previous treatment should also be considered.
Q. What are the best waterproofing chemicals for roof surfaces exposed to sunlight?
The best waterproofing chemicals for roof applications exposed to sunlight should be selected with the specific exposure and system requirements in mind. For example, SUNKOTE WP+ is a UV-resistant acrylic waterproof coating intended for RCC surfaces, including flat and sloping roofs.
Q. Are roof leakage chemicals enough to repair an old leaking roof?
Roof leakage chemicals should not be selected solely based on the location of a visible damp patch. An older roof may also require investigation of cracks, drainage, penetrations, deteriorated surfaces, or previous waterproofing before the appropriate treatment can be determined.
Q. Are the same waterproofing chemicals suitable for flat and sloping roofs?
Not necessarily. Roof geometry is one of several factors that can influence system selection. The substrate, existing condition, exposure, drainage, and application requirements should also be considered when choosing the waterproofing system.
Q. Can waterproofing chemicals be applied over an existing roof coating?
That depends on the condition and compatibility of the existing coating. Poorly adhered, damaged, or incompatible material may require preparation or removal before another waterproofing system is applied.
Q. When should roof waterproofing be considered during new construction?
Waterproofing can be planned as part of the roof construction rather than waiting for leakage to develop. This allows the waterproofing system, substrate preparation, roof details, and subsequent finishes to be considered together before the roof is completed.
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