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    ​MasterSeal: Waterproofing Membranes, Deck Membranes, Water Tight Joint treatment and Sealants


    How does Mas​​terSeal work?

    The MasterSeal portfolio of hand and spray-applied waterproofing and sealing products is formulated to protect structures from water/moisture ingress in a variety of new or existing structures. Our versatile, market-leading and innovative technologies are suitable for waterproofing and sealing all types of buildings including roofs, roof gardens, car parks, traffic decks, industrial sites, water management facilities for potable water and wastewater, and below ground structures.

    What makes MasterSeal a unique waterproofing solution fo​r customers?

    Local construction expertise coupled with over 100 years of product manufacturing knowledge has led to countless high-profile construction and waterproofing successes worldwide. Our global network of experts provides owners, investors, specifiers, and applicators with the technical solutions necessary to complete challenging projects.

    In demanding applications, such as those on deep basements, roof gardens, parking decks, bridges, and stadiums, where structures are constantly exposed to the elements and subject to aggressive conditions, our high-performance MasterSeal waterproofing solutions deliver outstanding durability and long life cycles.

    The construction industry benefits from our detailed knowledge of the reinforcement concrete corrosion and the role of water ingress, coupled with over a century of concrete repair and protection knowledge. This positions Master Builders Solutions to be the leader in providing watertight construction worldwide. Our superior technologies are strenuously tested to ensure adherence to local standards and high performance under local environmental conditions.

    Watertight one-stop solutions for all structures

    Our tailored product combinations comprise the fastest and easiest to install technologies available. We create a complete system solution approach, resulting in the most cost-effective and time-efficient waterproofing solutions for each individual project.


    MasterSeal 955 FLASHSEAL

    All purpose, self-adhesive, instant waterproofing and repair tape
    Below-Grade Waterproofing

    MasterSeal 730 PA

    Pre-applied waterproofing membrane for below-grade waterproofing

    MasterSeal 730 UVS

    Pre-applied Fully Bonded HDPE Waterproofing Membrane for below grade waterproofing applications such as basements rafts, confined retaining walls with high water table, and cut and cover structures (e.g. tunnels)

    Cementitious Waterproofing

    MasterSeal 540

    Flexible, cementitious waterproofing membrane for applications such as coating the internal faces of water tanks, treating terraces and balconies, and bridge and flyover decks

    MasterSeal 501/502

    Surface applied capillary waterproofing system for concrete and block work such as water tanks, reservoirs, building basements and foundations, swimming pools, sewage and water treatment plants, and concrete pipes

    MasterSeal 555

    Flexible, polymer cement waterproofing slurry for applications in flat and pitched roofs, wet areas, terraces and balconies, bridge parapets, reservoirs, slumps and tanks 

    MasterSeal 583

    Waterproof cement-based coating for concrete and masonry such as waterproofing basements, foundations, water reservoirs, and waterproofing of floors and walls in showers

    MasterSeal 590

    One-component, cement-based, fast-setting water-stop repair mortar to plug active water leaks in concrete

    Deck Membranes

    MasterSeal Traffic 1500

    Polyurethane waterproofing, traffic-bearing membrane systems for vehicular and pedestrian areas

    MasterSeal Traffic 2000 HD

    Traffic deck crack-bridging waterproofing system

    MasterSeal Traffic 2500 HD

    Heavy duty Traffic deck crack-bridging waterproofing system
    Joint Treatment & Ancillaries

    MasterSeal 901

    Vinyl Ester Methacrylate resin for crack injection via injection hoses and packers to prevent water ingress in concrete, rock and masonry

    MasterSeal 909

    A re-injectable hose waterstop system for construction joints between concrete elements

    MasterSeal 910 AP

    Hydrophillic pre-formed swelling waterstop system for joints between concrete elements

    MasterSeal 912

    Single component, polymer-based, hydro-swelling mastic for waterproofing construction joints 

    MasterSeal 930

    Sealing tape for irregular and unconventional joints
    Liquid Applied Waterproofing Membranes

    MasterSeal HLM 5000R

    Single component, moisture curing, pure polyurethane based waterproofing membrane cured by reaction with atmospheric moisture forming a tough membrane

    MasterSeal M 645

    One Component, High Performance, Liquid Cold-Applied Polyurethane Waterproofing Membrane

    MasterSeal P 640

    Single component polyurethane primer for MasterSeal M 635 and MasterSeal M 640

    MasterSeal Roof 3000

    Liquid applied crack bridging waterproofing membrane for exposed situations

    MasterSeal Roof 3500

    A crack bridging, spray applied roof waterproofing system 

    MasterSeal Bridge 5000 Series

    MasterSeal Bridge 5000 Series

    MasterSeal Bridge 5000 Series is a polyurethane-based waterproofing system for highway roads and bridge deck slabs. Suitable for both new and refurbishment projects. 


    MasterSeal 10 WB

    High quality, versatile, gap filler and sealer

    MasterSeal 121

    Anti-fungal, sanitary grade silicone sealant

    MasterSeal 122

    Multi-purpose, premium quality silicone sealant with exceptional bond to most surfaces without primer

    MasterSeal 123 NS

    Non-staining, premium performance, silicone sealant

    MasterSeal CR 460

    Polyurethane joint sealant for resin floors where a combination of chemical resistance, heat resistance and the ability to withstand aggressive traffic conditions is required

    MasterSeal GG 470

    Two component high performance polysulfide based elastomeric joint sealant

    MasterSeal HY 495

    Hybrid ultra-high performance, façade and structural sealant

    MasterSeal NP 472

    One part polyurethane sealant for sealing dynamically moving joints such as expansion and control joints

    MasterSeal NP 474

    Resilient, durable primerless polyurethane sealant and adhesive for floor joints and wall joints in public areas

    Underground Waterproofing

    MasterSeal 345

    Sprayable membrane for waterproofing concrete structures and water management
    Wastewater Management / Waterproofing & Protection

    MasterSeal 7000 CR

    Protection and waterproofing for extreme wastewater facilities conditions

    MasterSeal M 689

    MasterSeal M 689 is a high elastic, solvent-free, ultra-fast curing, spray applied polyurea membrane for use in waterproofing applications 


    Brochure - Construction Solutions for Power and Industry

    pdf (1.50 Mb)

    Brochure - Introduction to Master Builders Solutions

    pdf (2.60 Mb)

    Brochure - Product Guide for Waterproofing of Deep Underground Structures

    pdf (883.24 Kb)