Images and designs are protected by copyright. © National Safety Signs Maintenance in Progress C1929From: $19.77 Select Size Choose an option450mm x 300mm600mm x 450mm900mm x 600mm Material Choose an option.55mm Steel1.6mm AluminiumCorflutePolypropyleneVinyl StickerClear *Select Reflective NoneClass 2 Reflective (Similar to Car Number Plates)Class 1 Reflective (High Prismatic Road Reflective)Luminous Material (Glow in the Dark, Emergency signs, NOT Road Signage) Protective Overlaminate Have Additional Instructions? Maintenance in Progress C1929 quantity Add to cart or quote Related products Equipment Starts Automatically sign D1065 From: $8.71 Add to cart or quote Look Up and Live D10119 From: $3.82 Add to cart or quote Emergency Stop sign F1469 From: $4.33 Add to cart or quote First Aid Kit E12105 From: $2.61 Add to cart or quote