10 Best Industrial Warning Signs 18-inch
#1 Best Pick
Joycenie Great New Signs Aluminum Metal Caution Slow Down Pedestrian Traffic Sign Heavy Gauge 12''X18''
Brand: HUONIU
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- Size detail: 12 Inch (Width) x 18 Inch (Height)
- Super craftsmanship, attractive design and superior quality.
- Made from high-grade environmental and recycled material Aluminum Metal.
- It is absolutely best choice for you for its waterproof and durable quality.
- 100% Guarantee service: Our products are strictly inspected, in the meanwhile, and we support refund and return exchange of High- quality customer service.
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#2 Best Value
New Warning Signs Metal Tin Sign - Road Slow Speed Bump Non- Reflective Outdoor Industrial Aluminum Sign 8x12 Inches Warning Signs Prompt Signs
Brand: Fyhuygll
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- Size: 8" x 12" (20x30cm). These eye-catching signs are not easy to bend, harmless, will not rust and fade.It is environmentally friendly and recyclable
- Made of Industrial Grade Aluminium, Stronger and more durable than tinplate.
- Easy to hang: The pre-drilled holes can be installed on the wall with nails on the 4 corners or double-sided tape
- Perfect Wall Decoration: This tin sign is very suitable for home or office decoration. It can reflect your personal taste very well. At the same time, it can also improve the atmosphere of the home or office
- Applicable places: home, bedroom, bar, pub, restaurant, garage, residence, coffee shop, kitchen, garden, swimming pool, farm, game room, billiard room, hotel or office wall decoration
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#3 Budget Pick
CDXhome Aluminum Safety Sign, Danger - Chemical Storage Area, Authorized Personnel Only" Sign | Heavy Duty Aluminum, Black/Red on White, Warning Signage - 7" x 10"
Brand: CDXHOME
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- CLEAR AND CONCISE WARNING ：Deliver a preemptive alert with our "Chemical Storage Area, Authorized Personnel Only" sign. Prominently display critical warnings to prevent incidents and ensure compliance. Sized at 7" x 10" with bold black and red on white colors, our signs provide unmistakable visibility and reinforce safety protocols.
- RELIABLE ALUMINUM CONSTRUCTION：Elevate your safety standards with our robust aluminum signs, engineered from heavy-duty 40 mil aluminum. Unlike steel counterparts, these signs resist rust and endure the elements for up to 7 years outdoors. Invest in durability that stands the test of time, ensuring your safety messages remain clear and effective.
- SMOOTH, ROUNDED CORNERS ：Experience safety without compromise with our signs featuring rounded corners. Designed for safe handling and a polished appearance, these corners enhance longevity and ensure a professional look. Every detail matters when it comes to safety signage that commands attention and respect.
- PROTECTED WITH LAMINATION ：Shield your messages against the elements and vandalism with our laminated signs. Built to withstand weather and abuse, these signs surpass competitors with superior durability. Graffiti? No problem. Maintain pristine clarity and extend the lifespan of your warnings with confidence.
- EFFORTLESS INSTALLATION ：Simplify safety updates with our easy-to-install signs. Equipped with pre-punched holes, installation is a breeze—mount them securely with screws, nails, tie-wraps, or wires. Whether indoors or outdoors, enhance safety protocols swiftly and effectively with versatile mounting options.
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#4 Top Choice
Heavy-Duty Yellow Aluminum Construction Sign | 18" x 12" Durable Weather-Resistant Wall Safety Notice | Authorized Personnel Only Site Access Warning Pre-Drilled Mounting Holes
Brand: Performore
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- Highly Visible Yellow Construction Sign: Bold, clear "Authorized Personnel Only" message on weather-resistant aluminum ensures maximum visibility and effective access control for construction zones, warehouses, and restricted areas.
- Heavy-Duty 40 Mil Aluminum Material: Built with industrial-grade, 40 mil thick aluminum for superior durability; resists rust, corrosion, and fading, offering reliable performance for indoor and outdoor environments in all weather conditions.
- Pre-Drilled Holes for Easy Mounting: Conveniently designed with pre-drilled mounting holes to enable fast and secure installation on walls, fences, doors, or poles, saving you time and minimizing setup effort on the job site.
- Standard Size for Maximum Impact: Measuring 18 inches by 12 inches, this professional construction sign meets common compliance and visibility standards; an ideal size for alerting workers and visitors without overwhelming the environment.
- Multipurpose Use Across Sites: Perfect safety signage for construction zones, industrial sites, maintenance areas, storage facilities, and more; effectively communicates restricted access to maintain a safer and more organized workspace.
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#5 Popular Choice
Stop Signs, (2 Pack) 18 x 18 Inches Octagon Engineer Grade Reflective Sheeting Street Slow Warning Signs, Rust Free Aluminum, Reflective, UV Protected and Waterproof, Weather Resistant, Durable Ink
Brand: Faittoo
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- Easy to See：These Stop Signs design with simple white bold letters on the red reflective plate draws people's attention to its content.
- Heavy Duty Metal: These Stop signs are 18 x 18 inches, made of sturdy and strong Engineer Grade Reflective Aluminum do not rust and bend easily.
- Fade Resistant: Our Heavy-duty aluminum signs printed with high quality ink, and withstand inclement weather without fading. Outdoor service life up to 10 years.
- Easy to Install: Our Traffic signs have 2 pre-drilled holes at the top and bottom for easy mounting on every surface including walls, fence, poles and gates. No need for adhesive or special equipment.
- Hard to Lgnore: Reflective signs illuminate when struck by light from headlights or any other source. This makes the message readable even in dark and low lighting.
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#6 Top Pick
Barracade Caution Wet Floor Sign, Yellow, 300mm x 620mm, High Visibility A-Frame, Folds Flat, Durable, Indoor & Outdoor Use, Easy Setup, Slip Hazard Warning for Commercial & Public Spaces
Brand: Barracade
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- HIGHLY VISIBLE WARNING: Bright design ensures clear slip hazard alerts
- EASY TO USE A-FRAME SIGN: Lightweight and simple to position as needed
- FOLDS FLAT FOR STORAGE: Convenient to store when not in use
- DURABLE CONSTRUCTION: Built to withstand commercial and public environments
- INDOOR & OUTDOOR USE: Suitable for a wide range of locations
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#7 Top Pick
Stop Signs,18 x 18 Inches Octagon Engineer Grade Reflective Sheeting Street Slow Warning Signs, Rust Free Aluminum, Reflective, UV Protected and Waterproof, Weather Resistant, Durable Ink
Brand: Faittoo
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- Easy to See：The Stop Sign design with simple white bold letters on the red reflective plate draws people's attention to its content.
- Heavy Duty Metal: The Stop sign is 18 x 18 inches, made of sturdy and strong Engineer Grade Reflective Aluminum do not rust and bend easily.
- Fade Resistant: Our Heavy-duty aluminum signs printed with high quality ink, and withstand inclement weather without fading. Outdoor service life up to 10 years.
- Easy to Install: Our Traffic signs have 2 pre-drilled holes at the top and bottom for easy mounting on every surface including walls, fence, poles and gates. No need for adhesive or special equipment.
- Hard to Lgnore: Reflective signs illuminate when struck by light from headlights or any other source. This makes the message readable even in dark and low lighting.
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#8 Top Pick
sourcing map Stop Sign 18" x 18" Warning Reflective Aluminum Signs for Street Traffic, Octagon Rust Free Sign
Brand: sourcing map
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- Stop warning sign reflective signs for parking are widely used in street traffic and are one of the most common signs. The parking signs are made of reflective materials, which can be seen by drivers even at night to ensure road traffic safety. Stop signs are used in parking lots, office buildings, restaurants, etc., to serve as reminders and warning, ensuring traffic safety and maintaining public order
- Stop warning sign, is in size of :18 inch x 18 inch/450mm x 450mm(L*W), Octagon
- The stop signs are made of reflective materials, which improves the visibility of the signs and can be seen by drivers even when driving at night; Warning signs in red and white, with bright colors, can effectively attract people's attention and be clearly visible; Aluminum stop warning sign, waterproof, anti-corrosion, rust resistant, sturdy and durable; Stop sign warning reflective signs comply with traffic standards and regulations, and are widely used in highway traffic
- Steps of installation: 1. Confirm the location of stop signs; 2. Stop signs are equipped with pre-drilled holes and fixed with a screwdriver or electric drill
- Please select the appropriate size stop warning sign. Please note that there is film protection on the stop sign. Please remove the film before use
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#9 Top Pick
Handicap Parking Sign - 18" x 12" Aluminum Safety Warning Sign for Parking Lots, Private Driveways, Businesses by Bolthead Industrial
Brand: Bolthead Industrial
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- RESERVED PARKING: Say it loud and clear with blue and green paint on a white background. Recognizable iconography helps your mesage come through at a glance
- RESILIENT: Heavy duty, 1mm thick aluminum resists rust and bending
- WEATHERPROOF: Industry-standard UV coating protects your investment from the wear and tear of wind, rain, and sun
- CLEAR AS DAY: Premium reflective coating ensures your message is legible, even at night
- EASY TO MOUNT: Two pre-drilled holes allow snappy installation on nearly any surface, including streetlamps and walls
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#10 Top Pick
uxcell Stop Sign 18" x 18" Warning Reflective Aluminum Signs for Street Traffic, Octagon Rust Free Sign
Brand: uxcell
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- Stop warning sign reflective signs for parking are widely used in street traffic and are one of the most common signs. The parking signs are made of reflective materials, which can be seen by drivers even at night to ensure road traffic safety. Stop signs are used in parking lots, office buildings, restaurants, etc., to serve as reminders and warning, ensuring traffic safety and maintaining public order
- Stop warning sign, is in size of :18 inch x 18 inch/450mm x 450mm(L*W), Octagon
- The stop signs are made of reflective materials, which improves the visibility of the signs and can be seen by drivers even when driving at night; Warning signs in red and white, with bright colors, can effectively attract people's attention and be clearly visible; Aluminum stop warning sign, waterproof, anti-corrosion, rust resistant, sturdy and durable; Stop sign warning reflective signs comply with traffic standards and regulations, and are widely used in highway traffic
- Steps of installation: 1. Confirm the location of stop signs; 2. Stop signs are equipped with pre-drilled holes and fixed with a screwdriver or electric drill
- Please select the appropriate size stop warning sign. Please note that there is film protection on the stop sign. Please remove the film before use
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