thermal insulating waterproof coating

Thermal Insulating Anti-Rust Waterproof Coating

Long-Lasting Thermal and Waterproof Protection

• Combines insulation, rust prevention, and waterproofing in one coating
• 25-year durability with strong anti-aging performance
• Excellent adhesion and corrosion resistance for metal and concrete
• Water-based, eco-friendly, and easy to apply

Product Overview

Sapion Insulating, Rust-Proof, and Waterproof Coating is a multifunctional protective material that combines waterproofing, thermal insulation, and anti-corrosion properties.

It forms a tough, uniform film that prevents rust, reduces heat transfer, and provides long-term protection for metal roofs, pipelines, and concrete surfaces.

Available Package: 18kg


Technical Data

Tensile Strength (MPa)1.0
Elongation at Break (%)487
Impermeability (0.3MPa, 30min)No Leakage
Solid Content (%)75
Retained Elongation After Heat Treatment (%)228
Low Temperature Flexibility (Ø10mm rod, 180° bend)-10°C, No Cracks
AppearanceUniform, smooth paste with no lumps after stirring

Key Features

  1. Excellent Durability – Service life up to 25 years with outstanding anti-aging performance.
  2. Water-Based & Eco-Friendly – Non-toxic and environmentally safe formulation.
  3. Thermal Insulation & Waterproofing – One-step coating that provides both insulation and waterproof protection, reducing roof surface temperature and thermal stress.
  4. Rust Prevention & Chemical Resistance – Maintains strong adhesion and prevents corrosion, ensuring long-term metal protection.
  5. Easy Application – Suitable for brushing, rolling, or spraying, reducing construction time and labor costs.


Application Method

  1. Surface Preparation
    Ensure the substrate is clean, dry, and flat. Remove rust thoroughly if applied on metal surfaces.
  2. Coating Application
    Apply evenly over the treated area using a brush, roller, or spray.
  3. Recommended Coats
    Use 2 layers, applying each coat in a cross pattern (“X-shaped” method) for full coverage.


Construction Scope

  • Metal roofing and wall panels
  • Concrete roofs and exterior surfaces
  • Pipelines, tanks, and other metal structures requiring waterproof and heat insulation

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