Waterproofing & Protective Coatings

PU waterproofing coatings, polyurea spray systems, and chemical grouting resins engineered to international specifications — supplied to waterproofing contractors, distributors, and infrastructure projects worldwide.

Products in This Family Request a Quote PU Waterproofing & Chemical Grouting Catalog Polyurea Spray Systems Catalog Download TDS

Products in This Family

Roof liquid waterproofing coating application

Single-Component PU Waterproofing Coating

Moisture-cure waterproofing coating for rooftops, bathrooms, basements, and wet areas.

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Concrete deck waterproofing coating application

Two-Component PU Waterproofing Coating

High-performance two-component system for infrastructure, bridge decks, parking structures, and tunnels.

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Swimming pool water containment lining for polyurea coating

Polyurea Spray Coating

Pure and hybrid polyurea spray systems for industrial protection, containment, and anti-corrosion work.

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Cracked concrete prepared for PU injection water stopping

Hydrophobic PU Foam Grout

Fast-reaction hydrophobic injection resin for rapid water stopping in concrete and underground structures.

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Wet underground structure for elastic waterproofing repair

Hydrophilic PU Gel Grout

Flexible hydrophilic gel grout for permanent joint sealing and elastic waterproofing.

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MENGWEI MATERIALS

Customer applications

See MENGWEI materials at work in customer production and on site.

Filmed at customer sites using MENGWEI materials.

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Waterproofing & Protective Coatings

Grouting on site

Selected footage of injection work and material reaction at a customer site.

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Waterproofing & Protective Coatings

Polyurea spray application

Selected footage of polyurea spraying at a customer site.

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Catalog Downloads

Catalogue 03

PU Waterproofing & Chemical Grouting Catalog

Catalog for PU waterproofing coatings and hydrophobic / hydrophilic chemical grouting systems.

Catalogue 04

Polyurea Spray Systems Catalog

Catalog for fast-cure polyurea spray systems used in infrastructure, pools, tanks, and industrial protection.

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Who Uses This

Waterproofing contractors

Membranes and coatings for roofs, basements, and wet areas.

Construction chemical distributors

Stockable waterproofing and repair product families.

Tunnel and bridge engineers

Injection, deck coating, and protective systems.

Polyurea applicators

Fast-cure spray systems for industrial protection.

Chemical grouting specialists

PU foam and gel grouts for water stopping.

Building maintenance teams

Repair-grade systems for active leaks and refurbishments.

Available TDS Downloads

Download current English technical data sheets for the waterproofing and protective coating range.

MwPU-101

Low VOC Graphene Two-Component Polyurethane Waterproof Coating

Two-component PU waterproofing TDS for enclosed areas, concrete substrates, and civil waterproofing works.

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MwPU-102

Graphene Polyurethane Waterproof Coating

Single-component graphene PU waterproofing TDS with dense film formation and enhanced impermeability.

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MwPU-103

Single Component Solvent-Free Polyurethane Waterproofing Coating

Solvent-free single-component PU waterproofing TDS with VOC ≤50 g/L for high environmental requirements.

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Technical Specifications

Elongation at break	300-800%
Tensile strength	2-25 MPa
Application method	Spray, roller, brush, injection
Cure time	24 hours to 7 days (system dependent)
Color options	Grey, white, custom
Service life	10-20 years (correct application)

Quality Standards & Benchmarking

Our Waterproofing & Protective Coatings is benchmarked to Sika / BASF / Fosroc / Vedacit specifications, with comparable technical performance and a more cost-effective overall package. Selected products available with REACH and CE documentation.

ISO 9001

REACH-ready

CE-ready

Discuss Your Waterproofing & Protective Coatings Requirements

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