Waterproofing Chemicals Market: Size, Growth, Trends and Forecast 2031

The global waterproofing chemicals market is expanding steadily as the construction and infrastructure sectors increasingly prioritize durability, structural protection, and long-term performance. Waterproofing chemicals help prevent water penetration and protect buildings, bridges, tunnels, basements, roofs, and other structures from moisture-related deterioration.

According to Kings Research, the global waterproofing chemicals market was valued at USD 7.93 billion in 2023 and is projected to grow from USD 8.40 billion in 2024 to USD 12.89 billion by 2031, registering a CAGR of 6.30% during 2024–2031. Rapid urbanization, infrastructure investment, climate-related risks, and increasing demand for durable construction solutions are supporting market expansion.

Rising Demand for Durable Construction Solutions

The growing emphasis on long-lasting buildings and infrastructure is one of the primary factors driving the waterproofing chemicals industry. Water intrusion can weaken concrete, damage reinforcement, encourage mold growth, and increase long-term maintenance costs.

Construction companies and infrastructure developers are therefore increasingly incorporating waterproofing systems into building designs from the early stages of projects. Advanced waterproofing chemicals can provide protection against moisture while improving the service life of structures.

The demand is particularly strong in regions experiencing heavy rainfall, flooding, extreme weather, and rapid urban development. Waterproofing solutions are being used across residential buildings, commercial properties, transportation infrastructure, water-management facilities, tunnels, and industrial structures.

Waterproofing Chemicals Market Size and Growth Outlook

The market was valued at USD 7.93 billion in 2023 and reached approximately USD 8.40 billion in 2024. It is expected to reach USD 12.89 billion by 2031, representing a 6.30% CAGR over the forecast period.

Growth is being supported by increasing construction activity, infrastructure modernization, smart-city development, and the need to protect aging structures. Rising investment in transportation networks, tunnels, bridges, and water-conservation systems is also creating new opportunities for waterproofing chemical manufacturers.

The market is simultaneously shifting toward products that provide higher durability and improved environmental performance.

Bitumen Segment Holds a Strong Market Position

Based on product, the market is segmented into bitumen, elastomers, PVC, TPO, EPDM, and others.

The bitumen segment generated USD 2.37 billion in revenue in 2023. Its strong position is attributed to widespread use in roofing and road applications, cost-effectiveness, and strong water resistance.

Bitumen-based waterproofing materials have been used extensively across construction projects because of their ability to provide reliable protection against water penetration. They are particularly common in roofing membranes, foundations, and underground structures.

At the same time, polymer-based alternatives are gaining attention because of their flexibility, durability, and potential for improved performance under demanding environmental conditions.

Epoxy-Based Technology Gains Traction

Based on technology, the waterproofing chemicals market is segmented into epoxy-based, polyurethane-based, water-based, and others.

The epoxy-based segment accounted for 36.22% of the market in 2023. Its strong position is supported by superior adhesion, durability, and chemical resistance, making epoxy-based systems suitable for demanding industrial and commercial applications.

Epoxy coatings can protect concrete and other surfaces against moisture, chemicals, abrasion, and environmental deterioration. Their use is particularly relevant in industrial floors, commercial structures, basements, and other applications requiring high-performance surface protection.

Polyurethane-based solutions are also gaining importance because of their flexibility and resistance to cracking and environmental stress.

Roofing and Walls Represent a Major Application

The market is segmented by application into roofing & walls, floors & basements, waste & water management, building structures, landfills & tunnels, and others.

The roofing & walls segment is projected to reach USD 3.12 billion by 2031. Increasing construction activity, climate-resilience requirements, and demand for low-maintenance building solutions are supporting segment growth.

Roofs and exterior walls are directly exposed to rainfall, humidity, temperature fluctuations, and other environmental conditions. Effective waterproofing can help prevent water infiltration and reduce the risk of structural deterioration.

The growing adoption of energy-efficient and sustainable buildings is also encouraging developers to consider high-performance waterproofing systems as part of broader building-envelope strategies.

Sustainable Waterproofing Solutions Become a Key Trend

Sustainability is increasingly influencing the development of waterproofing chemicals. Construction companies and building owners are looking for solutions that minimize environmental impact while delivering long-term structural protection.

Water-based and solvent-free formulations are gaining traction because they can reduce emissions of volatile organic compounds and support environmentally responsible construction practices.

Manufacturers are investing in bio-based materials, low-VOC formulations, and products designed to improve energy efficiency and durability. These developments align with the increasing adoption of green building standards.

In February 2024, Arkema showcased waterborne and bio-based coating technologies at Paint India 2024, including an acrylic elastomeric emulsion designed to support waterproofing and durability.

Skilled Labor Shortage Remains a Challenge

Despite strong market opportunities, the shortage of skilled labor represents a significant challenge for the waterproofing chemicals industry. Proper installation is essential because even high-performance products can fail when incorrectly applied.

Improper surface preparation, incorrect mixing, inadequate curing, or poor application techniques can result in leaks and structural damage. These failures can increase maintenance expenses and reduce customer confidence.

Manufacturers are addressing this challenge by developing pre-mixed compounds, easy-to-apply membranes, and simplified application systems. Companies are also investing in training programs to improve the skills of contractors and applicators.

Asia Pacific Dominates the Global Market

Asia Pacific accounted for approximately 35.77% of the global waterproofing chemicals market in 2023, with a valuation of USD 2.84 billion.

The region's leading position is primarily supported by rapid urbanization, large-scale construction activity, infrastructure investment, and industrial development in countries such as China, India, and Indonesia.

Frequent monsoon rainfall and flooding events in several parts of Asia Pacific are also increasing demand for effective waterproofing solutions. Residential buildings, commercial properties, public infrastructure, and transportation projects require protection against water-related damage.

The presence of a strong manufacturing base for construction chemicals and relatively competitive production costs has also improved the availability of waterproofing products throughout the region.

North America Shows Strong Growth Potential

North America is expected to register a CAGR of 6.21% during 2024–2031, supported by investment in the renovation and modernization of aging infrastructure in the United States and Canada.

Older sewer systems, tunnels, transportation infrastructure, and commercial buildings require improved protection against moisture and environmental deterioration.

The adoption of energy-efficient and green buildings is further increasing demand for high-performance waterproofing chemicals. In colder parts of North America, freeze-thaw cycles create additional requirements for durable waterproofing systems capable of withstanding repeated temperature changes.

Infrastructure modernization is therefore expected to remain an important source of demand across the region.

Infrastructure Investment Creates New Opportunities

Large-scale investment in infrastructure is creating significant opportunities for waterproofing chemical manufacturers. Transportation networks, bridges, tunnels, water-treatment facilities, and underground infrastructure require reliable protection against water infiltration.

Waterproofing is particularly important for underground structures because groundwater penetration can create significant structural and operational problems.

The increasing development of tunnels and transportation systems in rapidly growing cities is therefore expected to support demand for advanced waterproofing membranes, coatings, and chemical systems.

In June 2024, SewerAI raised USD 15 million in Series B funding to modernize sewer inspections using cloud and AI technologies, highlighting the broader movement toward digital management of critical infrastructure.

Regulatory Requirements Influence Product Development

Regulations governing chemical safety and environmental performance are influencing product development across major markets.

In the United States, the Environmental Protection Agency (EPA) regulates chemicals used in waterproofing under the Toxic Substances Control Act. In Europe, the European Chemicals Agency (ECHA) oversees chemical regulation under the REACH framework.

These regulatory requirements are encouraging manufacturers to improve product safety, reduce hazardous emissions, and develop more environmentally responsible formulations.

The shift toward low-VOC, water-based, and solvent-free products is therefore likely to remain an important industry trend.

Competitive Landscape

The global waterproofing chemicals market is competitive, with major companies focusing on product innovation, sustainability, strategic partnerships, acquisitions, and geographic expansion.

Key companies include Saint-Gobain Group, BASF, Dow, Sika AG, Carlisle Companies Inc., MAPEI, RPM International Inc., Pidilite Industries Ltd., W. R. Meadows, Inc., SOPREMA, Inc., UltraTech Cement Ltd., ARDEX Americas, Berkshire Hathaway Inc., RichlamGroup, and Xypex Chemical Corporation.

Companies are increasingly developing customized solutions for roofing, infrastructure, industrial floors, tunnels, and water-management applications.

Strategic acquisitions are also reshaping the industry. In June 2024, Saint-Gobain acquired FOSROC, strengthening its position in construction chemicals and expanding its presence in high-growth markets including India and the Middle East.

In January 2025, Sika opened new plants in Singapore and Xi'an, China, including facilities producing cementitious waterproofing solutions to address regional demand.

Future Outlook for the Waterproofing Chemicals Industry

The future of the waterproofing chemicals industry remains positive as construction and infrastructure projects increasingly prioritize structural resilience and long-term performance.

The market is expected to increase from USD 8.40 billion in 2024 to USD 12.89 billion by 2031, reflecting a 6.30% CAGR.

Future opportunities are expected to emerge from sustainable formulations, polymer-based systems, advanced membranes, water-based coatings, infrastructure renovation, and climate-resilient construction.

Asia Pacific is expected to remain a major market due to urbanization and large-scale construction activity, while North America offers strong opportunities through infrastructure modernization and renovation projects.

The increasing frequency of extreme weather events may further encourage governments and property owners to invest in waterproofing systems that improve structural resilience and reduce long-term repair costs.

Conclusion

The waterproofing chemicals market is expanding as the construction industry places greater emphasis on durability, sustainability, and protection against water-related damage. Valued at USD 7.93 billion in 2023, the market is projected to reach USD 12.89 billion by 2031, growing at a 6.30% CAGR during 2024–2031.

Bitumen remains an important product category, while epoxy-based technologies hold a significant position due to their durability and chemical resistance. Roofing and walls represent a major application area, and sustainable water-based and solvent-free formulations are emerging as important industry trends.

Asia Pacific currently dominates the market, while North America is expected to record strong growth as aging infrastructure undergoes modernization. With continued urbanization, infrastructure investment, environmental awareness, and demand for longer-lasting construction, waterproofing chemicals are expected to remain an essential component of modern building and infrastructure projects.