Invisible Connections Ltd

Invisible Connections Ltd

+44 (0)1844 266000

Supplying the concrete construction industry with ‘unseen’ telescopic connection systems for stairs, landings, beams and columns. Specialist manufacturers of FERBOX reinforcement continuity system, to application requirements. All our products meet industry demands for improved safety, construction efficiency and cost competitiveness. Our telescopic connection systems are endorsed by European Technical Approvals (ETAs). They comply with relevant Eurocode standards and are individually CE marked. Ferbox is endorsed by CARES Technical Approval and manufactured under a CARES Quality Management system to the ISO9001 standard. Our products provide design freedom for architects, enabling ‘clean lines’ without cumbersome corbels or bracketry. Precast concrete manufacturers and in situ concrete frame contractors appreciate the reduction in cost, waste, cranage and noise but also the increased safety, robustness compliance, speed and efficiency. Our team provides free technical and practical advice on product selection and installation. Our technical specialism, innovative approach and manufacturing agility means we’re often approached to help solve a specific issue. As a result, our product range continuously evolves to meet our customers’ construction challenges. Invisible Connections is the registered trademark of Norwegian company Invisible Connections AS. In 30 years, countless telescopic connectors have been used in construction projects around the world.

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Trade names

  • BSF Beam to Beam Telescopic Connectors
  • BSF Beam to Column Telescopic Connectors
  • DTS Beam to Beam Telescopic Connectors
  • DTS Beam to Column Telescopic Connectors
  • FERBOX Reinforcement Continuity System
  • REDiBOX Permanent Recess Formers
  • RVK Telescopic Stair Connectors
  • TSS Telescopic Stair Connectors