Consumer Insights
Uncover trends and behaviors shaping consumer choices today
Procurement Insights
Optimize your sourcing strategy with key market data
Industry Stats
Stay ahead with the latest trends and market analysis.
The global below grade waterproofing market attained a value of USD 1.56 Billion in 2025 and is projected to expand at a CAGR of 4.30% through 2035. The market is further expected to achieve USD 2.38 Billion by 2035. The rapid metro tunnel development and flood-resistant infrastructure projects are accelerating demand for chemically resistant waterproofing solutions applied prior to installation that extend building life spans and minimize cost spent on maintenance.
According to SWI swissinfo.ch, Sika delivered first-quarter 2026 results in April with continued momentum in waterproofing systems including below-grade applications. The Swiss group highlighted infrastructure project pipelines across Europe, North America, and Asia Pacific, with bentonite, HDPE, and liquid-applied membrane solutions supporting tunnels, basements, and foundations against rising groundwater and climate-driven flood risks.
As covered by Construction Week, BASF's Master Builders Solutions business reinforced its below-grade waterproofing portfolio in March 2026, including pre-applied membranes and crystalline admixtures. The Ludwigshafen-based group cited Middle Eastern infrastructure megaprojects and European data center construction as key demand drivers for high-performance waterproofing systems protecting subterranean structures from hydrostatic pressure.
The below grade waterproofing market is being positively impacted by greater regulation surrounding groundwater protection and resilience within flood-prone urban areas. Governments are increasingly implementing new construction standards for subway tunnels, utility tunnels, and deep basements in the Asia Pacific and the Middle East region, resulting in new opportunities for manufacturers selling membranes. In addition, the growing use of waterproofing products installed on blindside surfaces in urban environments is enabling contractors to install these materials more efficiently when working on crowded buildings.
The below grade waterproofing market is experiencing greater commercial traction as infrastructure stakeholders emphasize durability and strength against groundwater seepage and hydrostatic pressure failure issues. Companies are increasingly offering innovative membrane solutions that possess properties like chemical resistance, crack-bridging capabilities, and faster application performance to provide more efficient waterproofing protection for large commercial structures and tunnels. Companies like Sika AG are offering an extended range of fully bonded waterproofing membranes with improved pre-applied membrane technology targeted at decreasing leakages in densely developed urban infrastructure projects. For example, in April 2026, Chryso launched advanced waterproofing membranes that enhance durability, ensuring reliable protection for demanding modern construction infrastructure projects. End users are increasingly demanding highly advanced waterproofing membranes that minimize maintenance requirements and offer better performance for transit operators, logistics sites, and mixed development areas.
Furthermore, property developers are increasingly adopting waterproofing membranes that offer low-volatile organic compounds (VOC), self-healing, and spray-application capabilities to limit their reliance on manual labor in waterproofing basement and retaining walls. On the other hand, manufacturers are emphasizing product compatibility of waterproofing membranes with drainage boards, protective membranes, and thermal insulation membranes. For example, CLAY-TITE, launched in June 2024, is a below-grade waterproofing membrane used to help protect concrete foundations and slabs from groundwater. The emergence of high-rise tower buildings and data centers further offers growth opportunities for below grade waterproofing market players.
Base Year
Historical Period
Forecast Period
Compound Annual Growth Rate
4.3%
Value in USD Billion
2026-2035
*this image is indicative*
Manufacturers are launching their multilayered composite waterproofing membranes specially designed for application in deep basements and tunnels where the hydrostatic pressure is exceptionally high. These membranes use a combination of HDPE, bentonite, and self-healing polymers to minimize potential leakage problems in underground commercial buildings. The reinforced waterproofing assembly from Carlisle Companies Incorporated that was launched in September 2024 targets large-scale transport and logistics infrastructure projects. The government-backed underground rail expansion projects in India, Saudi Arabia, and Singapore further increase adoption since contractors need waterproofing solutions that can withstand aggressive groundwater environment, thereby boosting growth in the below grade waterproofing market.
Climate-induced floods are having a major impact on waterproofing material requirements for underground constructions around the world, boosting demand in the below grade waterproofing market. Municipalities are publishing stringent regulations for underground parking, subway stations, and utility conduits to avoid any structural damages due to water penetration in the event of flooding. For example, in September 2025, GCP Applied Technologies promoted its Swellprufe waterproofing membrane, delivering advanced below-grade moisture protection for critical infrastructure projects. Moreover, the demand for waterproofing products with enhanced chemical resistance and crack-bridging performance is surging significantly.
The emergence of pre-applied waterproofing solutions is becoming a common practice among contractors dealing with complicated foundations that limit access through excavations, accelerating the overall below grade waterproofing market penetration. They are simplifying the process of applying them prior to pouring concrete to minimize problems associated with post-installation issues. For example, PREPRUFE waterproofing membrane, launched in December 2024, can resist lateral water migration at 231 feet of hydrostatic pressure even after long term immersion in water. Such solutions are gaining rapid popularity in facilities such as airports, hospitals, and hyperscale data centers where water entry might compromise their operations.
The pursuit of sustainable objectives in commercial buildings is driving manufacturers in the below grade waterproofing market to produce environmentally friendly waterproofing solutions with lower emissions of volatile organic compounds. Green building certification initiatives encourage the use of waterproofing products without solvents and those produced using water-based formulas, which meet the demands imposed by stringent indoor air quality regulations. In March 2025, Eternity Waterproofing partnered with Mapei Far East, expanding sustainable waterproofing solutions across Southeast Asia’s construction markets. Further, recyclable protective layers as well as sustainable manufacture of waterproofing membranes are being favored by procurement agencies in infrastructures.
The integration of technology emerges as one of the biggest distinguishing factors in the below grade waterproofing market. Suppliers are developing advanced leak detection technologies that can detect membrane failure before the damage spreads to the structure. In October 2025, LeakSecure launched smart leak detection technology, enhancing automated water protection and residential infrastructure monitoring capabilities. Companies like Soprema Group are also extending its technical assistance offerings related to digitally assisted waterproofing designs for large-scale infrastructure projects.
The Expert Market Research's report titled “Global Below Grade Waterproofing Market Report and Forecast 2026-2035” offers a detailed analysis of the market based on the following segments:
Market Breakup by Material Type
Key Insight: Polymer materials continue leading the below grade waterproofing market because they provide superior elasticity, chemical resistance, and compatibility with complex structural designs. Bitumen systems continue to be preferred for cost-sensitive commercial projects requiring reliable moisture barriers across wide foundation areas. Bentonite applications are expanding steadily due to the material’s self-sealing capabilities that support confined excavation and underground infrastructure projects. Rubberized asphalt materials are gaining adoption in applications demanding enhanced crack resistance and substrate flexibility under fluctuating soil movement conditions.
Market Breakup by Membrane Type
Key Insight: Membranes made from sheets continue to dominate the below grade waterproofing market since they guarantee consistency of waterproofing protection, durability, and effectiveness of installation. Membranes in the liquid form are becoming popular due to the demand by construction firms for an easy way of applying their products on irregular surfaces and for difficult installations. Hybridization of membranes that incorporate both sheets and liquids is enhancing waterproofing effectiveness for foundations and retaining walls subjected to different hydrostatic pressures. Engineering experts often select membranes based on compatibility with the substrate, curing time, chemical resistance, and ease of installation.
Market Breakup by End Use
Key Insight: As per the below grade waterproofing market report, commercial projects remain dominant owing to the increasing requirement for waterproofing structures such as underground parking garages and mixed-use buildings in order to ensure their reliability and longevity. The residential segment also experiences sustained growth owing to the increased demand for high-rise housing constructions and waterproofing of basements in cities. The public infrastructure segment is witnessing significant advancements due to growing underground transport infrastructure and construction of climate resilient buildings. In June 2025, Kryton International promoted durable concrete waterproofing solutions, improving infrastructure longevity, and reducing long-term structural deterioration risks.
Market Breakup by Region
Key Insight: The Asia Pacific market continues to be the dominant regional industry due to the growth in urbanization and underground construction works, resulting in continuous demand for waterproofing. In North America, there is sustained demand in the form of basement waterproofing, tough construction guidelines, and redevelopment of buildings. The below grade waterproofing market in Europe receives momentum from sustainable construction practices and upgrading of underground structures. The market in Latin America is showing gradual progression owing to urban transit projects and construction projects. The Middle East and Africa market segment is seeing a surge owing to large project investments and tourism infrastructure development projects.

Read more about this report - REQUEST FREE SAMPLE COPY IN PDF
By material type, polymer registers the largest share of the market due to superior flexibility, durability, waterproofing performance
Polymer-based materials dominate the below grade waterproofing market as contractors increasingly prioritize high tensile strength, crack-bridging capabilities, and long-term resistance against aggressive groundwater conditions. These systems are widely specified in deep foundation projects, commercial basements, and underground transportation structures where durability directly impacts lifecycle maintenance costs. Manufacturers are developing advanced polymer membranes with improved adhesion compatibility for insulated concrete forms and prefabricated construction methods. The segment also benefits from faster installation timelines and reduced labor intensity, making polymer systems attractive for high-volume urban developments requiring accelerated construction schedules and dependable waterproofing reliability under challenging subterranean environments. Aligning with this shift, in February 2023, IKO introduced advanced below-grade waterproofing capabilities, strengthening structural moisture protection across commercial and infrastructure construction applications.
Bentonite materials are witnessing strong growth in the below grade waterproofing market due to their self-healing properties and effectiveness in blindside waterproofing applications where post-construction accessibility remains limited. Engineering consultants often recommend bentonite systems for tunnels, retaining walls, and confined excavation projects because the clay expands naturally upon water contact, sealing small structural gaps efficiently. The segment is gaining traction across infrastructure and public utility projects requiring environmentally compatible waterproofing materials with lower chemical dependency. Suppliers are also enhancing composite bentonite sheet technologies with reinforced geotextiles to improve puncture resistance and installation flexibility, helping contractors manage difficult underground conditions while reducing long-term structural leakage risks in water-sensitive developments.
Sheet based membranes dominate the market owing to superior durability across deep underground infrastructure applications
Membranes made of sheets are leading the below grade waterproofing market growth as commercial contractors focus on consistent thickness control, waterproofing efficiency, and puncture resistance when installing membranes underground. Sheet membranes are mostly preferred in tunnels, underground parking lots, utility trenches, and basements subjected to hydrostatic pressure for an extensive period of time. Manufacturers are developing multilayer sheet membranes using HDPE, reinforced bitumen, and polymer-modified composite materials in order to enhance their performance in crack bridging and substrate adhesion. For example, Sika Corporation launched SikaShield membranes, enhancing durable waterproofing and modified bitumen roofing performance in April 2025.
Liquid-based membranes are rapidly gaining popularity across the below grade waterproofing market dynamics owing to their ability to cover the surface without leaving seams. They are becoming popular among commercial contractors when retrofitting buildings or installing membranes on complex underground surfaces. The market further observes advancements in spray-applied polyurethane systems, polyurethane hybrids, and fast-cured elastomeric systems to help them achieve good adhesive properties. Customization of thickness in liquid-applied membranes enables engineers to adjust coating levels according to different substrates, resulting in improved waterproofing performance and durability.
The commercial sector accounts for the largest market share due to expanding underground mixed-use infrastructure construction
The commercial category holds the dominant position in the below grade waterproofing market owing to the increase in construction activities of deep basements, underground parking lots, logistics centers, and mixed-use high-rises in constrained urban regions. In addition, asset owners in the commercial sector prefer below grade waterproofing products that offer durability, low maintenance requirements, and avoid service interruptions resulting from ground water infiltration. Waterproofing solution providers are launching innovative membrane-based solutions for commercial buildings that can resist adverse impacts of soil contaminants and changing hydrostatic pressure conditions. Data center facilities, healthcare centers, retail complexes, and hospitality segments are some major end users in the market. In June 2025, Sika introduced smart, durable waterproofing solutions supporting resilient and sustainable modern infrastructure development.
Public infrastructure is poised to become one of the fastest growing end-use categories in the global below grade waterproofing market owing to increasing investment activities in subway lines, tunnels, underground rail transport, utility tunnels, and storm water drainage systems. The public infrastructure category requires highly robust waterproofing systems that not only increase the life span of structures but also minimize overall maintenance costs. Contracting firms involved in large-scale infrastructure projects are increasingly looking for waterproofing solutions with crack bridging ability, resistance to chemical degradation, and capability to interface well with pre-cast concrete technologies.
Asia Pacific leads the market growth due to rapid underground urban infrastructure expansion activities regionally
The Asia Pacific region emerges to be the dominant market for waterproofing products for below-grade application due to extensive urbanization and the expansion of underground transportation networks, which fuel intense construction activities in large cities. Metro railway lines, underground utility tunnels, data centers, and tall mixed-use buildings are becoming more common and require superior waterproofing solutions that protect structures from harsh environmental groundwater conditions. The demand for waterproofing materials that reduce maintenance costs is rising in China, India, Southeast Asia, and South Korea. Aligning with such market trends, in October 2023, Berger Paints India Limited launched a range of waterproofing products called Berger DAMPSTOP.
The Middle East and Africa region experiences fast-paced growth fueled by investments in tourism infrastructure, underground transport systems, megaprojects in commercial real estate, and wastewater management facilities. The presence of harsh climatic conditions and fluctuating exposure to groundwater is driving the adoption of high-performing waterproofing products that can withstand harsh operating environments for decades, stimulating the below grade waterproofing market revenue growth. Countries in the Gulf region are focusing on resilient urban construction practices for developing smart cities and logistic parks.
The market is witnessing a growing technological drive with below-grade waterproofing companies developing sophisticated membrane formulations, innovative drainage systems, and digitally enhanced leakage detection tools. Strategic collaborations between EPC contractors, tunnel constructors, and commercial property developers are being pursued by companies to capture long-term infrastructure supply agreements.
Leading below-grade waterproofing market players are also focusing on VOC-reduced waterproofing systems, chemically-resistant membranes, and pre-applied waterproofing systems that are suitable for deep foundation applications. Some companies are offering contractor training programs to enhance installation expertise and minimize project failure risks. New growth avenues lie in metro rail networks, hyperscale data centers, underground logistics facilities, and climate-adaptive infrastructures where robust below-grade waterproofing performance is imperative. Companies adopting BIM-based waterproofing systems, intelligent monitoring technologies, and hybrid membranes are experiencing increasing popularity with engineering consultants and infrastructure agencies owned by governments.
Founded in 1917 and operating from Arizona, United States, Carlisle Companies Incorporated is dedicated to developing high-end waterproofing membranes and moisture control products. The firm operates in the market by providing reinforced sheet membranes, drainage assemblies, and construction enclosure products.
Founded in 2015 and operating from Massachusetts, United States, GCP Applied Technologies Inc. is a leading provider of advanced waterproofing solutions for commercial buildings, tunneling, and public infrastructure projects. The firm addresses the needs of the market by offering pre-applied membrane systems, concrete admixtures, and technical services for underground construction.
Founded in 1947 and based in Ohio, United States, RPM International Inc. provides products for the below grade waterproofing market by manufacturing specialty construction materials and protective coating products. The products include liquid-applied membranes, elastomeric coatings, and chemical-resistant waterproofing systems.
Founded in 1865 and based in Ludwigshafen, Germany, BASF SE supplies waterproofing products using construction chemicals, polymers, and underground protection systems. The company concentrates on developing waterproofing products that are environmental-friendly, high-performance admixtures, and flexible membranes.
Other key players in the market include DuPont de Nemours, Inc., Wacker Chemie AG, Sika AG, and WR Grace & Co., among others.
*Please note that this is only a partial list; the complete list of key players is available in the full report. Additionally, the list of key players can be customized to better suit your needs.*
Unlock the latest insights with our below grade waterproofing market trends 2026 report. Discover regional growth patterns, consumer preferences, and key industry players. Stay ahead of competition with trusted data and expert analysis. Download your free sample report today and drive informed decisions in the market.
*While we strive to always give you current and accurate information, the numbers depicted on the website are indicative and may differ from the actual numbers in the main report. At Expert Market Research, we aim to bring you the latest insights and trends in the market. Using our analyses and forecasts, stakeholders can understand the market dynamics, navigate challenges, and capitalize on opportunities to make data-driven strategic decisions.*
Get in touch with us for a customized solution tailored to your unique requirements and save upto 35%!
The market is projected to grow at a CAGR of 4.30% between 2026 and 2035.
The market is estimated to reach a value of about USD 2.38 Billion by 2035.
Investing in contractor training programs, expanding sustainable membrane portfolios, integrating digital monitoring technologies, strengthening regional manufacturing capabilities, and developing customized waterproofing assemblies for climate-resilient underground infrastructure projects globally.
The rising customer awareness regarding the advantages of geomembranes is expected to be a key trend guiding the growth of the market.
North America, Europe, the Asia Pacific, Latin America, and the Middle East and Africa are the leading regions in the market.
The major material types of below grade waterproofing include polymer, bitumen, bentonite, and rubberised asphalt, among others.
Sheet based and liquid based are the major membrane types considered in the market report.
Residential, commercial, and public infrastructure are the significant end uses of below grade waterproofing.
The key players in the market include Carlisle Companies Inc., GCP Applied Technologies Inc, RPM International Inc, BASF SE, DuPont de Nemours, Inc., Wacker Chemie AG, Sika AG, and WR Grace & Co., among others.
In 2025, the market reached an approximate value of USD 1.56 Billion.
Managing fluctuating raw material costs, installation failures, complex groundwater conditions, labor shortages, and increasingly strict sustainability regulations remain major operational challenges for below grade waterproofing manufacturers and infrastructure solution providers globally.
Explore our key highlights of the report and gain a concise overview of key findings, trends, and actionable insights that will empower your strategic decisions.
| REPORT FEATURES | DETAILS |
| Base Year | 2025 |
| Historical Period | 2019-2025 |
| Forecast Period | 2026-2035 |
| Scope of the Report |
Historical and Forecast Trends, Industry Drivers and Constraints, Historical and Forecast Market Analysis by Segment:
|
| Breakup by Material Type |
|
| Breakup by Membrane Type |
|
| Breakup by End Use |
|
| Breakup by Region |
|
| Market Dynamics |
|
| Competitive Landscape |
|
| Companies Covered |
|
| Report Price and Purchase Option | Explore our purchase options that are best suited to your resources and industry needs. |
| Delivery Format | Delivered as an attached PDF and Excel through email, with an option of receiving an editable PPT, according to the purchase option. |
Single User License
One User
USD 3,999
USD 3,599
tax inclusive*
Datasheet
One User
USD 2,499
USD 2,249
tax inclusive*
Five User License
Five User
USD 4,999
USD 4,249
tax inclusive*
Corporate License
Unlimited Users
USD 5,999
USD 5,099
tax inclusive*
*Please note that the prices mentioned below are starting prices for each bundle type. Kindly contact our team for further details.*
Flash Bundle
Small Business Bundle
Growth Bundle
Enterprise Bundle
*Please note that the prices mentioned below are starting prices for each bundle type. Kindly contact our team for further details.*
Flash Bundle
Number of Reports: 3
20%
tax inclusive*
Small Business Bundle
Number of Reports: 5
25%
tax inclusive*
Growth Bundle
Number of Reports: 8
30%
tax inclusive*
Enterprise Bundle
Number of Reports: 10
35%
tax inclusive*
How To Order
Select License Type
Choose the right license for your needs and access rights.
Click on ‘Buy Now’
Add the report to your cart with one click and proceed to register.
Select Mode of Payment
Choose a payment option for a secure checkout. You will be redirected accordingly.
Strategic Solutions for Informed Decision-Making
Gain insights to stay ahead and seize opportunities.
Get insights & trends for a competitive edge.
Track prices with detailed trend reports.
Analyse trade data for supply chain insights.
Leverage cost reports for smart savings
Enhance supply chain with partnerships.
Connect For More Information
Our expert team of analysts will offer full support and resolve any queries regarding the report, before and after the purchase.
Our expert team of analysts will offer full support and resolve any queries regarding the report, before and after the purchase.
We employ meticulous research methods, blending advanced analytics and expert insights to deliver accurate, actionable industry intelligence, staying ahead of competitors.
Our skilled analysts offer unparalleled competitive advantage with detailed insights on current and emerging markets, ensuring your strategic edge.
We offer an in-depth yet simplified presentation of industry insights and analysis to meet your specific requirements effectively.
Share