Details

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🧴 Product Description:

PENTENS PU-300 is a single-component, moisture-cured polyurethane waterproofing membrane designed for long-lasting protection against water ingress. Upon application, it reacts with moisture in the air to form a seamless, elastic, and durable membrane. It is ideal for use on concrete, metal, or masonry surfaces in both above-ground and below-ground waterproofing applications.

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✅ Key Features:

• 🛡️ Excellent Waterproofing Performance
  Forms a seamless, fully bonded membrane without joints or weak points.

• 🔧 Single-Component & Easy to Apply
  No mixing required. Applied by roller, brush, or airless spray.

• 🌧️ Highly Elastic
  Bridges cracks and resists structural movement with elongation >500%.

• 🧱 Excellent Adhesion
  Bonds well to concrete, cement screeds, wood, and metal.

• 💨 Moisture Cured
  Reacts with atmospheric moisture — ideal for humid environments.

• 🔥 UV & Weather Resistant
  Suitable for both indoor and outdoor use with good resistance to aging and chemicals.

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📐 Technical Specifications:

Property	Value
Appearance	Thick liquid, usually black
Base	Polyurethane (solvent-based)
Application Method	Brush, Roller, Airless Spray
Curing Time (Touch Dry)	Approx. 6–12 hours
Full Cure	24–72 hours (depending on humidity)
Elongation at Break	≥ 500%
Tensile Strength	≥ 1.5 MPa
Thickness (per coat)	~1.0 mm (2–3 coats recommended)
Coverage Rate	~1.5–2.0 kg/m² for full system
Packaging	20 kg pail
Color	Black (standard)

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🏗️ Applications:

• Rooftops and terraces

• Balconies and decks

• Bathrooms and wet areas

• Podiums and planter boxes

• Foundations and basements

• Water tanks (non-potable)

• Retaining walls and tunnels

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⚠️ Application Notes:

• Surface must be clean, dry, and free of dust or oil.

• Use PENTENS PU Primer for porous surfaces for better adhesion.

• Apply in multiple thin coats rather than one thick coat.

• Ensure proper ventilation when used indoors.

• Not suitable for negative water pressure areas unless overcoated.