This Door Must Be Kept Shut When Not In Use mandatory safety sign
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This Door Must Be Kept Shut When Not In Use Door Sign

Ensure clear instruction and improved safety compliance with this This Door Must Be Kept Shut When Not In Use Sign designed for workplace and public environments.

• Clearly instructs that doors must remain shut when not in use

• Suitable for commercial buildings, warehouses, schools, and public premises

• Bold white text on a blue background ensures high visibility and readability

• Available in durable self adhesive and rigid plastic material options

• Helps support safety, security, temperature control, and noise reduction

  • 100mm x 100mm
  • Extra Glow in the Dark Self Adhesive (Class C)
  • Extra Glow in the Dark Rigid Plastic (Class C)
  • Rigid Plastic (1mm)
  • Self Adhesive Vinyl

£0.78 VAT excluded

£0.78 VAT excluded

Product Overview

This Door Must Be Kept Shut When Not In Use Sign provides a clear mandatory instruction to ensure doors remain closed except during active use. Featuring bold white text on a blue circular background, this sign helps reinforce safety procedures, maintain security, reduce noise transfer, and support temperature control in commercial, industrial, and public environments.

Where to Use

  • Commercial buildings
  • Industrial facilities
  • Schools and colleges
  • Hospitals and healthcare settings
  • Public access areas

Key Features

  • Clear mandatory safety message
  • Bold high-contrast text for easy visibility
  • Helps reinforce workplace procedures
  • Suitable for indoor professional environments
  • Supports safety and operational control

Materials & Options

  • Extra Glow in the Dark Self Adhesive (Class C)
  • Extra Glow in the Dark Rigid Plastic (Class C)
  • Rigid Plastic (1mm)
  • Self Adhesive Vinyl

Compliance

This sign supports compliance with UK health and safety regulations, including:

  • Health and Safety at Work etc. Act 1974
  • Safety Signs and Signals Regulations 1996

Frequently Asked Questions

Where should this sign be installed?
This sign should be installed on or near doors that must remain closed when not actively in use.

Is this sign suitable for outdoor use?
Material suitability depends on the selected option, with rigid plastic materials offering durable long-term performance.

What does this sign indicate?
This sign indicates that the door must remain shut except during periods of active use.

MAD.15G-SA

Reviews

Grade 
Rebecca Holmes

Reliable and well-made sign that arrived promptly and was simple to mount. It still looks great despite constant daily use.

Grade 
James Thornton

Very professional looking sign with sharp lettering and strong construction. It has improved awareness around restricted access doors in our building.

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Natalie Brooks

The sign does exactly what we needed and is easy to notice from a distance. Delivery packaging could have been a bit better during transit.

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Peter Wallace

Good sturdy sign that feels durable and suitable for long-term use. The print quality is excellent, although I expected slightly thicker material.

Grade 
Louise Carter

Excellent quality door sign with very clear wording and a smart professional finish. It was easy to install and highly visible in our workplace.

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