Fire door keep locked sign with do not block or wedge open fire safety message
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Fire door keep locked sign reminding staff and visitors not to block or wedge open fire doors to maintain fire safety.

• Helps enforce fire door safety procedures and access control

• Ideal for offices, warehouses, schools, hospitals, and commercial buildings

• Clear high-contrast design for easy visibility and understanding

• Available in durable self-adhesive and rigid plastic material options

• Supports fire safety awareness and helps protect lives and property

Sign Size

  • 80mm x 160mm

Sign Material

  • Extra Glow in the Dark Self Adhesive (Class C)
  • Extra Glow in the Dark Rigid Plastic (Class C)
  • Rigid Plastic (1mm)
  • 2mm Rigid Plastic
  • Self Adhesive

Sign Size:

Sign Material:

£0.89 Tax included

0.74 Tax excluded

Product Overview

This fire door keep locked sign is designed to remind staff, visitors, and contractors that fire doors must remain closed and unobstructed at all times. Featuring a clear mandatory instruction and additional fire safety messaging, the sign helps reinforce essential fire protection procedures and supports safer building management.

Where to Use

  • Commercial buildings
  • Schools and colleges
  • Hospitals and healthcare facilities
  • Warehouses and industrial sites
  • Office corridors and fire exits

Key Features

  • Clear mandatory fire door instruction
  • Highly visible colour-coded design
  • Helps prevent blocked or wedged fire doors
  • Supports workplace fire safety awareness
  • Suitable for indoor commercial environments

Materials & Options

  • Extra Glow in the Dark Self Adhesive (Class C)
  • Extra Glow in the Dark Rigid Plastic (Class C)
  • Rigid Plastic (1mm)
  • Rigid Plastic (2mm)
  • 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 fire doors in workplaces, public buildings, and commercial premises where fire door safety instructions are required.

Is this sign suitable for outdoor use?
Material suitability depends on the selected option, but rigid plastic versions offer durable performance in a range of environments.

What does this sign indicate?
This sign instructs people to keep fire doors locked and not to block or wedge them open, helping maintain fire protection measures.

Reference IFD.15-SA

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
❝ Trade Customer Success Story
“Working with Rainbow Safety has transformed our safety sign sales.”
Before partnering with Rainbow Safety, our safety sign sales were less than £300 per month.
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.

Apply for Trade Discounts
✓ Quick Approval   •   No Obligation

Loyalty Rewards

Rainbow Safety rewards regular customers across the UK who order safety signs on an ongoing basis.

Examples of our loyalty customers include:
  • Schools and colleges
  • Facilities management companies
  • Contractors and maintenance teams
  • Offices and commercial premises
Regular Customer Benefits:
  • Preferential pricing for regular customers
  • Free design service for custom safety signs
  • Access to exclusive promotional offers
  • Dedicated account manager if required
❝
Loyalty Customer Success Story

“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.

✓ Quick Approval   •   No Obligation

Reviews

Grade 
Hannah Coulter

Very impressed with the durability and overall finish. It complements the rest of our fire safety signage perfectly.

Grade 
Neil Hardcastle

A well-made sign that arrived promptly and was exactly what we needed. The print is sharp and easy to read from a distance.

Grade 
Carolyn Redman

Excellent quality sign with a smart, professional finish. The wording is clear and it was very easy to install.

Write your review

copy of

Fire door keep locked sign reminding staff and visitors not to block or wedge open fire doors to maintain fire safety.

• Helps enforce fire door safety procedures and access control

• Ideal for offices, warehouses, schools, hospitals, and commercial buildings

• Clear high-contrast design for easy visibility and understanding

• Available in durable self-adhesive and rigid plastic material options

• Supports fire safety awareness and helps protect lives and property

Write your review