FSD Active Ltd

CALMFLOOR is the world’s only active mass damper (AMD) solution for floor vibration control. Designed by the world’s leading vibration serviceability experts, our patented, low-cost, low-carbon AMD solution is changing the way architects, engineers and contractors think about building design and serviceability.

This revolutionary out-of-the-box AMD technology is proven to reduce floor vibration by up to 90% to lab-level sensitivity standards, transforming floor vibration performance, building’s value and embodied carbon. It’s the game-changing answer to problematic floor vibration in existing buildings, retrofit buildings, office-to-lab conversions and new-build structures.

For property owners, managers, agents and engineers who want an instant solution to problematic floor vibration, CALMFLOOR negates the need for additional steel and concrete and the associated downtime, cost and carbon impact. At just 67kg, CALMFLOOR AMDs can be installed in a few hours – with no structural intervention required. 

For building stakeholders who want to build lighter, taller, longer span, more open plan and more sustainably, CALMFLOOR delivers total design freedom, enhanced building performance and value and a seamless Net Zero journey. 

CALMFLOOR is supported by CALMCONNECT, the world’s only active floor vibration performance portal. CALMCONNECT provides access to a world of continuous, 24/7 analysis, monitoring and dynamic, dependable data, including real-time and historic building data for smarter decision-making. CALMCONNECT comes with CALMCARE – tailored cover for all AMD units, including full maintenance, remote expert support and the peace of mind that your investment is fully protected.

We also offer the world’s only try-before-you-buy resource for floor vibration control and a specialist simulation service based on your own modal data to give you all the evidence you need to make a seamless, confident switch. Please visit our website or contact us to find out more.