Enhance fire safety with this Glow in the Dark Fire Door Keep Locked Sign, ideal for poorly lit areas and essential for emergency preparedness. Designed to comply with UK fire regulations and HSE workplace safety guidance, this sign helps clearly communicate that a fire door must remain locked when not in use. The photoluminescent surface charges from natural or artificial light and glows in darkness, improving visibility during power failures or smoky conditions. A popular choice for offices, warehouses, and residential buildings, this sign is made from durable, eco-friendly materials. It’s suitable for indoor use and part of our best-selling glow in the dark fire safety signs range.