--- product_id: 514103725 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: "฿2989" currency: THB in_stock: true reviews_count: 5 category: "Smart Sign" url: https://www.desertcart.co.th/products/514103725-smartsign-pack-of-5-9-x-12-inch-danger-construction store_origin: TH region: Thailand --- # Weather resistant 10 mil thickness Made in USA 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:** ฿2989 **Availability:** ✅ In Stock ## Summary > 🚧 Safety First, Style Always! ## 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?** ฿2989 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/514103725-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 - • **Complete Pack:** Get a set of 5 signs, perfectly sized at 9 x 12 inches, for all your construction area needs. - • **Easy to Install:** No pre-drilled holes? No problem! Attach with staples, nails, or tape in seconds. - • **Trusted Quality:** With over 100 years of experience, we know what works best for your signage needs. - • **Durable & Long-lasting:** Crafted from 10 mil thick polystyrene, these signs resist tearing and weather for up to 2 years. - • **Vibrant Screen Printing:** Unlike competitors, our screen-printed signs won’t fade in the sun, ensuring visibility. ## Overview The SmartSign pack of 5 'Danger - Construction Area, Authorized Personnel Only' signs are made from durable 10 mil polystyrene plastic, ensuring longevity and resistance to weather conditions. Each sign measures 9 x 12 inches and is designed for easy installation without pre-drilled holes. Proudly made in the USA, these screen-printed signs maintain their vibrant colors and clarity for up to 2 years, making them a reliable choice for any construction site. ## Description 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 Review: What can I say, good signs. Review: Simple good signs ## 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 | | Brand Name | SmartSign | | Colour | White | | Customer Reviews | 4.7 4.7 out of 5 stars (81) | | Item Weight | 0.29 Kilograms | | Manufacturer | SmartSign | | Material | Plastic | | Model Number | GYDV | | Mounting Type | Wall Mount | | Orientation | Portrait | | Part Number | GYDV | | Pre Printed Text | Letter | | Size | 9x12 inches | | Unit Count | 5.0 count | ## Product Details - **Brand:** SmartSign - **Colour:** White - **Item weight:** 0.29 Kilograms - **Manufacturer:** SmartSign - **Material:** Plastic - **Mounting type:** Wall Mount - **Orientation:** Portrait - **Pre-printed:** Letter - **Size:** 9x12 inches - **Unit count:** 5.0 count ## 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) ![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 2](https://m.media-amazon.com/images/I/61e5bflG7mL.jpg) ![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 3](https://m.media-amazon.com/images/I/51A1BCGl4GL.jpg) ![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 4](https://m.media-amazon.com/images/I/715a7Att27L.jpg) ![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 5](https://m.media-amazon.com/images/I/61Dx5USq5pL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***D on 31 October 2023* What can I say, good signs. ### ⭐⭐⭐⭐⭐ Review *by G***Y on 10 September 2025* Simple good signs ### ⭐⭐⭐⭐⭐ Review *by S***C on 14 July 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.co.th/products/514103725-smartsign-pack-of-5-9-x-12-inch-danger-construction](https://www.desertcart.co.th/products/514103725-smartsign-pack-of-5-9-x-12-inch-danger-construction) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-06-12*