--- product_id: 460941453 title: "SmartSign (Pack of 5) 9 x 12 inch “Danger - Construction Area, Authorized Personnel Only” OSHA Sign, Screen Printed, 10 mil Polystyrene Plastic, Red/Black on White, Made in USA" brand: "smartsign" price: "€ 22.65" currency: EUR in_stock: true reviews_count: 9 category: "Smart Sign" url: https://www.desertcart.gr/products/460941453-smartsign-pack-of-5-9-x-12-inch-danger-construction store_origin: GR region: Greece --- # UV-resistant screen printing prevents fading Easy install with staples, nails, or tape 10 mil thick polystyrene for max durability SmartSign (Pack of 5) 9 x 12 inch “Danger - Construction Area, Authorized Personnel Only” OSHA Sign, Screen Printed, 10 mil Polystyrene Plastic, Red/Black on White, Made in USA **Brand:** smartsign **Price:** € 22.65 **Availability:** ✅ In Stock ## Summary > 🚧 Stay safe, stay seen — the sign that means business. ## Quick Answers - **What is this?** SmartSign (Pack of 5) 9 x 12 inch “Danger - Construction Area, Authorized Personnel Only” OSHA Sign, Screen Printed, 10 mil Polystyrene Plastic, Red/Black on White, Made in USA by smartsign - **How much does it cost?** € 22.65 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/460941453-smartsign-pack-of-5-9-x-12-inch-danger-construction) ## Best For - smartsign enthusiasts ## Why This Product - Trusted smartsign brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** 10 mil thick polystyrene resists weather, moisture, and tearing for up to 2 years outdoors. - • **Effortless Setup:** Quickly mount with staple gun, nails, or tape—no pre-drilled holes needed. - • **Value Pack Advantage:** Five 9x12 inch signs per pack to cover multiple sites or high-traffic zones with consistent OSHA compliance. - • **Fade-Proof Visibility:** Screen printed graphics ensure vibrant red/black warnings that won’t wash out in the sun. - • **Trusted American Craftsmanship:** Made in the USA by a century-old manufacturer specializing in industrial safety signs. ## Overview SmartSign’s pack of five 9x12 inch “Danger - Construction Area, Authorized Personnel Only” signs are crafted from durable 10 mil polystyrene plastic with fade-resistant screen printing. Designed for indoor and outdoor use, these OSHA-compliant signs offer long-lasting visibility and easy installation, proudly made in the USA by a trusted manufacturer with over 100 years of experience. ## Description desertcart.com: SmartSign (Pack of 5) 9 x 12 inch “Danger - Construction Area, Authorized Personnel Only” OSHA Sign, Screen Printed, 10 mil Polystyrene Plastic, Red/Black on White, Made in USA : Office Products Review: High quality signs - Well made, high quality signs and quick delivery. Review: Posted , keep out , Danger, good choice ! - These signs are great value and durable but have failed miserably at keeping the meth zombies from entering my vacant house and squatting, If they came with a big dog to get attention! Well they don’t ! But they have helped because the law says I need them to complete the process. ## Features - DURABLE PLASTIC: Construction Area Authorized Personnel Only Signs are made from 10 mil thick polystyrene material that resists weather and tearing. Signs withstand moisture, dirt and can be used inside or outdoors for up to 2 years. - EASY INSTALLATION: It is quick and easy to attach these signs with a staple gun, nail or tape. Signs do not have pre-drilled holes. - SCREEN PRINTED: Unlike the competitors, our signs are screen printed giving the signs more longevity. These signs will not fade in the sun like other temporary signs and are more durable for a longer life. - MADE IN USA: We have been making signs for over 100 years in the US. We understand which signs are best suitable for a setup, whether for outdoor use or the indoors. - PACK CONTENTS: Includes five 9 x 12 inch red, black and white plastic signs. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09TKVPMBR | | Best Sellers Rank | #17,631 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #131 in Industrial Warning Signs | | Brand | SmartSign | | Brand Name | SmartSign | | Color | White | | Customer Reviews | 4.7 out of 5 stars 93 Reviews | | Item Dimensions L x W | 12"L x 9"W | | Item Weight | 0.29 kg | | Manufacturer | SmartSign | | Material | Plastic, Polystyrene | | Model Number | GYDV | | Mounting Type | Wall Mount | | Orientation | Portrait | | Part Number | GYDV | | Pre Printed Text | danger | | Recommended Uses For Product | Warning | | Size | 9x12 inches | | Unit Count | 5 Count | ## Product Details - **Brand:** SmartSign - **Color:** White - **Item Weight:** 0.29 Kilograms - **Manufacturer:** SmartSign - **Material:** Plastic, Polystyrene - **Mounting Type:** Wall Mount - **Orientation:** Portrait - **Pre-printed:** danger - **Product Dimensions:** 12"L x 9"W - **Size:** 9x12 inches ## Images ![SmartSign (Pack of 5) 9 x 12 inch “Danger - Construction Area, Authorized Personnel Only” OSHA Sign, Screen Printed, 10 mil Polystyrene Plastic, Red/Black on White, Made in USA - Image 1](https://m.media-amazon.com/images/I/61z1C5hcAtL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ High quality signs *by A***R on May 17, 2026* Well made, high quality signs and quick delivery. ### ⭐⭐⭐⭐⭐ Posted , keep out , Danger, good choice ! *by B***G on August 6, 2026* These signs are great value and durable but have failed miserably at keeping the meth zombies from entering my vacant house and squatting, If they came with a big dog to get attention! Well they don’t ! But they have helped because the law says I need them to complete the process. ### ⭐⭐⭐⭐⭐ Great sign *by S***C on July 14, 2025* Great cost does what it needs to do a little thinner but I prefer that so I can staple it on job sites --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/460941453-smartsign-pack-of-5-9-x-12-inch-danger-construction](https://www.desertcart.gr/products/460941453-smartsign-pack-of-5-9-x-12-inch-danger-construction) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-09-07*