The AlphaBlock 4+ radon protection foil from RadonTec provides effective and reliable protection against radon gas. Designed for both new constructions and interior renovations of existing buildings, it ensures a high level of safety.

Product Features:

• Coverage per roll: 60 m²
• Self-adhesive for easy installation
• Includes protective fleece
• Suitable for both new builds and existing structures
• Certified radon and vapor-tight performance

Applications:

Renovating Existing Buildings: AlphaBlock 4+ is a bitumen-free radon foil designed for radon-tight interior refurbishments. It is laid within the room like a tray and sealed to the walls using AlphaSeal sealing slurry.

• Under screed installation: Additional radon fleece recommended for uneven substrates.
• Above screed installation: Not suitable for use under glued floor coverings.

New Construction Sealing: AlphaBlock 4+ can be integrated into the floor structure of new buildings in multiple ways. The installation guide provides details on the various application methods.

Additional Sealing Components:

• Radon-proof AlphaTape ensures additional sealing of bonded joints.
• Protective Fleece provides dependable protection for radon films, preventing mechanical damage during the installation process
• AlphaSeal sealing slurry provides radon-tight adhesion to walls and floor slabs, suitable for both vertical and horizontal applications indoors and outdoors.
• AlphaColl adhesive sleeves offer radon-tight sealing for cable and pipe penetrations and are available in various diameters.

Frequently Asked Questions:

Where can RadonTec AlphaBlock 4+ be used?

This radon protection foil is suitable for both residential and commercial buildings, particularly in areas with high radon concentrations or structures in direct contact with the ground, such as basements and ground-floor apartments.

How long does AlphaBlock 4+ last?

When installed correctly, the AlphaBlock 4+ radon foil is highly durable and designed to last for the entire lifetime of a building.

Does it meet legal requirements?

Yes, AlphaBlock 4+ complies with all relevant European standards and legal requirements for radon protection in buildings. It has been tested and certified for optimal safety.

Product Specifications:

• Radon tightness tested by IAF-Radioökologie GmbH (foil and adhesive joints)
• Standards: DIN EN 14909, DIN EN 13967, DIN 18195-4 (W 1.1-E), DIN 18533-1 (W 1.2-E), and radon-proof certification according to DIN 11665-13
• Roll length: 50 m
• Width: 1.20 m
• Thickness: 0.8 mm
• Weight: Approx. 20 kg per roll

Delivery Information:

• Coverage per roll: 60 m²
• Only available in full rolls (partial quantities not available)
• Shipped as bulky goods (separate transportation costs may apply)
• Estimated delivery time: 5-8 working days

For more details on installation and recommendations for specific floor structures, please refer to the installation guide under documentation.