Acoustic Plus 51 Rebated Drop Down Seal

Product Code: 1224

This high-performance seal provides an effective barrier against the outside climate, noise, fire, smoke, 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. Choose from a selection of seals to suit glass or timber doors.

Available in various sizes, this easy-to-fit seal is a versatile solution that comes with pre-fitted screws for a quick and cost-effective installation.



• 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

Orders are sent out on a standard next working day delivery to all mainland UK when ordered by 4:30pm (subject to stock availability). If next working day doesn’t suit you, then please select a forward delivery date that is more convenient for you.

Please see our matrix for delivery charges



• 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

Orders are sent out on a standard next working day delivery to all mainland UK when ordered by 4:30pm (subject to stock availability). If next working day doesn’t suit you, then please select a forward delivery date that is more convenient for you.

Please see our matrix for delivery charges