Dermabit
Dermabit 4250 (3250 5250) APP Bituminous Membrane
About this itemCIVIL SPEC APPROVED
- About this item• 4mm Bitumen Sheet With Superior Protection To Keep Your Roof Free From Damage• Constructed With Advanced Technology For Maximum Durability• Superb Insulation To Keep Your Facility Energy Efficient All Year Round• Reliable Weatherproof Protection From Air Specialists BS EN COMPLIANT
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EXCL. VATUses & Advantages
Primary Uses
- Dermabit 4250 (3250 5250) APP Bituminous Membrane delivers high-performance waterproofing for deep basements and substructures.
- Ideal for the protection of concrete foundations against aggressive ground salts.
- Used for waterproofing of podium decks, retaining walls, and tunnels.
- Acts as a heavy-duty damp-proof membrane (DPM).
Key Advantages
- Dermabit 4250 (3250 5250) APP Bituminous Membrane provides excellent resistance to methane, radon, carbon dioxide, and groundwater salts.
- Forms a permanent mechanical bond to poured concrete, preventing lateral water migration.
- High puncture and tear resistance for tough construction site conditions.
- Fast and easy application without the need for complex heating equipment.
FEATURES & BENEFITS
High-Performance Civil Engineering System
Dermabit 4250 (3250 5250) APP Bituminous Membrane is formulated for demanding structural applications requiring long-term durability and reliability.
Middle East Climate Approval
Specifically engineered to withstand harsh hot climate conditions and aggressive environmental exposure.
International Standards Compliance
Manufactured under strict ISO 9001:2015 quality control, meeting or exceeding rigorous ASTM and BS requirements.
High-Performance Bitumen Composition: Engineered with advanced APP (Atactic Polypropylene) technology for enhanced resistance and longevity.
Robust Layer Thickness: 4mm thickness provides exceptional durability and protection against harsh weather conditions.
Advanced Installation Technology: Designed for easy application, ensuring a secure fit and minimizing installation time.
Superior Thermal Insulation: Provides excellent insulation properties to maintain consistent temperature control within your facility.
Exceptional Weather Resistance: Offers reliable protection against rain, UV rays, and extreme temperatures.
Enhanced Flexibility: Maintains flexibility even in low temperatures, reducing the risk of cracking and damage.
Long-Term Waterproofing: Highly effective at preventing water ingress, safeguarding structures from leaks and moisture damage.
Low Maintenance Requirements: Durable construction reduces the need for frequent repairs or maintenance.
Eco-Friendly Material: Made from materials that contribute to sustainability and reduced environmental impact.
Key Specifications
Storage & Handling Guidelines
- Store in original unopened sealed container in cool, dry indoor conditions.
- Keep away from direct sunlight, rain, frost, and high humidity environment.
- Shelf life is 12 months when stored properly between +5°C and +35°C.
- Reseal opened containers immediately after use to prevent moisture contamination.
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