Acoustic Plus 51 - Rebated Drop Down Seal - 830mm

Acoustic Plus 51 – Rebated Drop Down Seal – 830mm

  • Prefitted screws for quick and cost effective installation
  • Seal removable to assist installation or replacement
  • Seal drops on hinge side before lock side
  • 14mm maximum drop
  • Galvanised steel flat springs and reinforced actuators
  • Sound insulating seal – high quality ‘V’ zero class PVC rubber seal – self extinguishing
  • Fire tested to BS476: Part 20/22: 1987 to 60 minutes
  • Smoke tested to BS EN 1634-3: 2004


Product Code FS1223

50 in stock

Next day delivery available


This high-performance seal is designed to stop smoke from passing under a fire door as well as providing an effective barrier against the outside climate, noise, light and insects.A drop down seal, it’s activated once the door is closed.

The means the door threshold remains clear without the need for a high fixed threshold. It’s the idea seal to meet document part E and part M of UK building regulations where disability, access and energy conservation is concerned.

This easy-to-fit seal is a versatile solution that comes with pre-fitted screws for a quick and cost-effective installation.



Rebated or Surface Mounted