Fire Door Keep Locked safety sign with do not block or wedge open warning
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Fire Door Keep Locked - A Maintained Fire Door Sign

Ensure fire doors remain secure and effective with this Fire Door Keep Locked sign designed to prevent obstruction and maintain fire safety compliance.

• Reminds staff and visitors to keep fire doors locked and unobstructed

• Ideal for commercial buildings, schools, warehouses, and public facilities

• Clear high-contrast design for excellent visibility and readability

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

• Helps support fire safety procedures and reduce fire spread risks

  • 80mm x 160mm
  • 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

£0.74 VAT excluded

£0.74 VAT excluded

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  • Product Overview

    This Fire Door Keep Locked sign provides a clear visual reminder that fire doors must remain locked and not be blocked or wedged open. Featuring highly visible mandatory, prohibition, and fire safety messaging, the sign helps maintain fire compartmentation and supports safer evacuation procedures in commercial and public environments.

    Where to Use

    • Office buildings
    • Schools and colleges
    • Warehouses and industrial units
    • Hospitals and care homes
    • Public access buildings

    Key Features

    • Clear multi-message fire door instruction sign
    • Highly visible colour-coded safety symbols
    • Easy to install on doors and nearby surfaces
    • Suitable for indoor commercial environments
    • Helps reinforce fire safety procedures

    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 directly on or adjacent to fire doors where locking and obstruction warnings are required.

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

    What does this sign indicate?
    It instructs users to keep the fire door locked, avoid blocking or wedging it open, and highlights the fire resistance function of the door.

    IFD.14-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 £5,100 in a single order.

    Previously we were regularly asked to supply safety signs but couldn’t compete with internet prices while maintaining healthy margins. Working with rainbowsafety.co.uk.
    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

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