Keep Locked Signs are mandatory ISO 7010 safety signs used to instruct that doors, gates or access points must remain locked. Displayed in blue with white symbols, they support controlled access, security and safety compliance across UK workplaces, plant rooms and restricted areas.

Where & How to Use

Install keep locked signs on fire doors, plant room entrances, storage areas and restricted access points where unauthorised entry presents a safety risk. Fit at eye level on the door surface or adjacent wall, using self-adhesive vinyl for smooth doors or rigid materials for permanent fixing.

Expected Safety Outcomes After Installation

✓ Reduced unauthorised access
✓ Clear security instructions

✓ Improved site control
✓ Fewer safety breaches

✓ Stronger compliance awareness
✓ Safer restricted areas

Specifications

Conforms to ISO 7010
Sign type: Mandatory
Symbol: Mandatory
Background colour: Blue
Text and symbols: White

Finish: High gloss
Shape: Square
Supplied in: Single
Sizes (H x W): 100 x 100 mm
Sizes (H x W): 200 x 200 mm

Material: Self-adhesive vinyl
Material: Rigid plastic
Material: Adhesive rigid plastic
Suitable for indoor environments
Clear close-range visibility

ⓘ Installation Guidance

Extra Guidance for Installers and Safety Managers

Common Mistakes

❌ Installing where the sign is hidden by door hardware
❌ Using small signs on high-risk access points
❌ Fixing to dirty or uneven surfaces

When NOT to use this sign

❌ Where a prohibition sign is required instead
❌ On emergency escape routes
❌ Where temporary access is permitted

Pro Installer Tips

✅ Position at eye level on the approach side
✅ Clean surfaces before applying vinyl
✅ Use rigid signs in high-traffic areas

? Customers Questions

Customers frequently asked questions

What are Keep Locked Signs? Keep Locked Signs are mandatory safety signs used to instruct that doors, gates or access points must remain locked to prevent unauthorised access.

Where should keep locked signs be installed? They should be installed on fire doors, plant rooms, storage areas and restricted access points.

Do these signs conform to ISO 7010? Yes, they conform to ISO 7010 for consistent safety sign recognition.

Which material should I choose? Use self-adhesive vinyl for smooth surfaces and rigid plastic for permanent installations.

Are keep locked signs suitable for outdoor use? They can be used outdoors when an appropriate material is selected for exposure conditions.

✔ Features & Benefits

Features & Benefits

✓ Purpose: Instructs doors and access points to remain locked
✓ Design: Blue mandatory layout with white symbols
✓ Material: Vinyl or rigid options available
✓ Compliance: Conforms to ISO 7010
✓ Finish: Gloss surface for easy cleaning
✓ Size choice: Multiple formats for visibility

✓ Improves access control
✓ Reduces unauthorised entry
✓ Reinforces site security rules
✓ Supports risk assessments
✓ Suitable for varied workplaces
✓ Consistent safety messaging

Helpful keep locked signage choices for secure areas

For a cleaner symbol-only instruction, choose keep locked symbol signs where the message needs to be understood quickly. Useful on doors, cabinets and access points where text may not be needed.

If you need smaller adhesive messages, use keep locked labels for equipment and cupboards in areas where compact fixing is more practical. Ideal for lockers, panels and controlled storage points.

For repeated labelling work, compare keep locked vinyl label rolls when many items need the same clear instruction. A sensible choice for maintenance teams and stockroom checks.

Where damage or tampering is a concern, consider vandal resistant keep locked signage for tougher locations. Helpful for public-facing doors, shared buildings and exposed workplace access areas.

To review the full range, browse keep locked signs and safety signage before choosing your final format. This helps you match sign size, material and fixing style to each location.

🚚 Delivery

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