Keep Locked Sign

SKU: B3628/150x200/SA

Keep Locked Sign

Ensure the safety and security of your premises with our high-quality Keep Locked Sign. Available in plastic, metal, or sticker form, this portrait version of the mandatory sign clearly instructs individuals to keep the door locked at all times.

Why Choose Our Keep Locked Sign?

  • Essential for ensuring safety and security
  • Available in plastic, metal, or sticker options
  • Conveys a clear message with its mandatory sign design
  • Expertly crafted by industry-leading innovators
  • British-made with a commitment to quality

Why Choose The Sign Shed?

  • Established in 2014, we are one of the UK's leading online sign providers
  • Rated 5 stars for our exceptional products and services on
  • Experts in safety signage, banners, and personalised signage
  • Experienced and customer-focused team with extensive industry knowledge
  • Shop online or visit our HQ in Yorkshire for in-store collection
  • Committed to using recycled materials for sustainable signage solutions

Choose The Sign Shed for all your safety signage needs. Trust our expertise and rely on our high-quality, British-made products. Join our satisfied customers by shopping online or visiting our HQ in the heart of Yorkshire.

More information

The material you need depends on where you sign is going and the surface the notice will be attached to. Click here for more information on the sign material you should choose.

The HSE (Health and Safety Executive) is the UK government body that determines the correct use of safety signs and symbols for each hazard in the workplace. For more details on the legal requirements, view our Guide to UK Safety Signs from The Sign Shed

The size of the sign needed is dependent on various factors such as how far away it needs to be viewed from. Click here for the viewing distances guide from The Sign Shed