Fire Door Keep Locked Shut Sign
This Fire Door Keep Locked Shut Sign provides a clear mandatory instruction to ensure designated fire doors remain locked shut.
• Reminds staff and visitors to keep fire doors locked shut
• Suitable for commercial buildings, offices, schools and public facilities
• Bold white text on a blue circular background provides clear visibility and recognition
• Available in Extra Glow in the Dark Self Adhesive (Class C), Extra Glow in the Dark Rigid Plastic (Class C), Extra Glow in the Dark Rigid Plastic (Self Adhesive Back), Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Self Adhesive Vinyl and Self Adhesive Vinyl (Aluminium Effect)
• Supports clear fire door safety instructions and controlled access procedures
Product Overview
This Fire Door Keep Locked Shut Sign provides a clear mandatory instruction to keep designated fire doors locked shut. The bold white wording on a blue circular background makes the instruction easy to identify and helps reinforce fire door safety procedures within buildings.
Where to Use
- Commercial buildings
- Offices
- Schools
- Public facilities
- Designated fire doors
Key Features
- Clearly displays the instruction “Fire door keep locked shut”
- Blue circular mandatory safety sign design
- Bold white text provides clear visibility
- Easy-to-read wording supports quick recognition
- Helps reinforce fire door safety procedures
Materials & Options
- Extra Glow in the Dark Self Adhesive (Class C)
- Extra Glow in the Dark Rigid Plastic (Class C)
- Extra Glow in the Dark Rigid Plastic (Self Adhesive Back)
- Rigid Plastic (1mm)
- Rigid Plastic 1mm (Self Adhesive Back)
- Rigid Plastic (2mm)
- Self Adhesive Vinyl
- Self Adhesive Vinyl (Aluminium Effect)
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?
Install the sign in a clearly visible position on or immediately beside the fire door that must be kept locked shut.
Is this sign suitable for outdoor use?
Suitability will depend on the selected material option and the installation environment.
What does this sign indicate?
This mandatory sign instructs staff, visitors and other building occupants to keep the designated fire door locked shut.
Trade Discounts
Rainbow Safety supplies safety signs to trade professionals across the UK.
Our trade customers include:
- Fire safety service companies
- Fire risk assessors and safety consultants
- Electrical wholesalers
- Facilities management companies
Approved trade customers receive:
- Preferential trade discounts
- Better margins for reselling safety signs
- Marketing support to help you sell more signs
- Access to our full range of safety signs
With the support and marketing tools provided, our sales have grown to over £3,000 per month.
Fire extinguisher servicing margins are not what they used to be, so supplying safety signs has become a valuable additional revenue stream for our business. On one warehouse safety survey alone we invoiced £5,100 on a single order.
We can now compete with internet prices and still make a healthy margin.
We were regularly asked to supply safety signs, but struggled to compete with internet prices while maintaining a worthwhile margin.
Working with Rainbow Safety has changed that. We can now offer our customers a competitive range of safety signs while still making a healthy margin for our business.
Loyalty Rewards
Rainbow Safety rewards regular customers across the UK who order safety signs on an ongoing basis.
- Schools and colleges
- Facilities management companies
- Contractors and maintenance teams
- Offices and commercial premises
- Preferential pricing for regular customers
- Free design service for custom safety signs
- Access to exclusive promotional offers
- Dedicated account manager if required
“Rainbow Safety has become our go-to supplier for safety signs.”
We regularly need safety signs for maintenance work, refurbishments and ongoing compliance updates. Since ordering from Rainbow Safety, the process has been straightforward, reliable and cost-effective.
The loyalty rewards and special offers have helped us save money across repeat orders, while the wide product range means we can usually source everything we need in one place.
Fast ordering, consistent quality and ongoing rewards have made Rainbow Safety a valuable supplier for our business.
Reviews
A good quality product that does exactly what we needed. I would have preferred a slightly larger option, but overall I'm happy with the purchase.
Very pleased with the quality of this sign. It provides a clear reminder to keep the fire door locked shut and complements our existing fire safety signage.
A well-made sign with a durable finish and prompt delivery. It was exactly as described and suits our workplace perfectly.
Excellent quality sign with clear, bold lettering that is easy to read. It was quick to install and looks very professional.



