Invisible Connections supplies the concrete construction industry with ‘unseen’ telescopic connection systems for stairs and landings, beams and columns. We are also specialist manufacturers of the FERBOX reinforcement continuity system, to application requirements.

All Invisible Connections’ products are designed to meet industry demands for improved safety and construction efficiency, whilst ensuring cost competitiveness. Our Product Selection Guide provides an at a glance overview of all our products, plus key features and benefits.

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 is manufactured under a CARES Quality Management system to the ISO9001 standard.

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Construction sectors

Latest updates

Happy Christmas from the team at Invisible Connections

Christmas 2018 holiday closure

13 Dec 2018

Invisible Connections will close for the Christmas break on Friday 21st December and re-open at 8.00am on Wednesday 2nd January. We’d like to thank our customers for your valued custom during 2018 and we look forward to working with you again in 2019. The team at Invisible Connections would like to take this opportunity to […]

Invisible Connections sponsor CONSTRUCT day 2018

Invisible Connections – Proud sponsor at CONSTRUCT Day 2018

16 Oct 2018

CONSTRUCT, the Concrete Structures Group, held its annual CONSTRUCT Day at The Brewery in London on Friday 5th October with over 570 industry guests in attendance. The day began with a networking exhibition and the chance for members, including Invisible Connections, to showcase their latest products and innovations to a captive audience. After a drinks […]

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We hadn’t typically gone the ‘specials’ route before. But, by investing a little upfront time to schedule our FERBOX requirements, we gained a smooth supply and installation process - without wastage or complication - and exceeded the programme demands of our slip-formed cores.

Adrian Paul, Project Manager, O’Keefe Construction (Greenwich) Ltd