Dangerous When Wet Stickers – Class 4 HAZMAT Warning Labels

Dangerous When Wet Stickers – Class 4 HAZMAT Warning Labels

Professional Class 4 'Dangerous When Wet' HAZMAT stickers designed for water-reactive materials compliance and workplace safety. Made from premium 7-year outdoor vinyl with UV-resistant, waterproof construction.

Key Features

• HAZMAT Compliant – Class 4 dangerous when wet warning label
• High-Visibility Blue Diamond – Clear water droplet and flame symbol for instant recognition
• Premium 7-Year Outdoor Vinyl – Durable, long-lasting material
• UV-Resistant & Waterproof – Suitable for indoor and outdoor use
• Easy Application – Self-adhesive backing for quick installation
• Made in Brisbane, Australia – Locally manufactured quality
• Multiple Sizes Available – 150mm, 220mm, 300mm, and 400mm diameter options
• Two Design Options – White text or black text on blue background

Available Sizes & Quantities

Why Stick-Dat?

Australian-made quality stickers and signage. We use premium materials and local manufacturing to ensure your safety signage performs in harsh Australian conditions. 

How to Apply

1. Clean and dry the surface thoroughly
2. Peel backing from sticker
3. Position carefully and press firmly from center outward
4. Smooth out any air bubbles
5. Allow 24 hours for full adhesion

Perfect for: Chemical storage, laboratories, industrial facilities, warehouses, manufacturing plants, transport vehicles, water-reactive material areas, and any workplace requiring Class 4 HAZMAT compliance.

Browse our full range of Safety Stickers for more workplace compliance solutions.