Acoustic Plus 51 - Rebated Drop Down Seal - 730mm

Acoustic Plus 51 – Rebated Drop Down Seal – 730mm

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.


Product Code FS1222

12 in stock

Next day delivery available


  • 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


Rebated or Surface Mounted