
Jnz Factory Provides 12X12 Steel Frame Square Septic Wear-Resistant Invisible Manhole Cover. Customizable Shape and Size: Shape and size are fully customized to fit specific opening dimensions and design needs. High-Strength Stainless Steel: Available in 201, 304, and 316 grades for superior durability and corrosion resistance. Invisible Aesthetic Design: Seamless integration with urban landscapes to prevent traffic accidents and maintain beauty. Noise Reduction Technology: Minimizes vehicle noise when passing over the cover for a quieter living environment. Heavy Load Capacity: Engineered to withstand heavy pressure from large vehicles with a long service life. Anti-Theft and Durable: Strong material construction makes it difficult to steal or damage, ensuring safety. Eco-Friendly Material: Stainless steel is 100% recyclable and reusable, reducing resource waste. Custom Logo and Patterns: Logos and patterns can be customized according to specific client requirements.