Topseal MG 350 – Liquid Polyurethane Waterproofing Membrane Malaysia

Topseal MG 350 is a premium, one-component liquid polyurethane waterproofing membrane engineered for high durability, long-term flexibility, and superior waterproofing performance. Designed to create a seamless, fully bonded membrane, Topseal MG 350 is ideal for areas exposed to continuous moisture, movement, and harsh weather conditions. Its elasticity and vapor permeability make it suitable for both interior and exterior waterproofing applications, ensuring robust protection for diverse construction surfaces.

This advanced polyurethane membrane is highly adaptable and can be applied over irregular or uneven substrates, offering exceptional bonding strength to concrete, gypsum board, cement board, and even metal surfaces. Widely used across Malaysia—including Selangor and Kuala Lumpur—Topseal MG 350 provides reliable waterproofing solutions for rooftops, wet rooms, structural foundations, planter boxes, and civil engineering structures such as bridge decks and tunnels. Its ease of repair and seamless finish make it a preferred choice for professionals seeking long-lasting results.

Key Features & Advantages of Topseal MG 350

Topseal MG 350 combines innovation and practicality to deliver a superior waterproofing membrane engineered for modern construction demands:

Advantages

• Highly elastic, waterproof, and vapor permeable

• Suitable for irregular or uneven substrates

• Excellent adhesion to multiple surfaces (concrete, metal, gypsum, cement board)

• Seamless application with no joints or weak points

• Easily repaired and recoated when needed

• Ideal for exposed and non-exposed areas

Recommended Areas of Application

Topseal MG 350 offers versatile usage across residential, commercial, industrial, and infrastructure projects:

• Reinforced concrete (R.C.) flat roofs

• Terraces and balconies

• Kitchens and bathrooms

• Bridge decks and tunnel structures

• Structural foundations

• Gypsum and cement board surfaces

• Metal substrates

• Planter boxes and landscape waterproofing