Stainless Steel Recessed Invisible Manhole cover

Stainless steel Recessed Invisible Manhole cover Anti-odor, resistant backflow. Frame strengthened by steel reinforcement welded cross. 2 special keys supplied for 3 functions: * tightening of the frame/tank *unlock the frame/tank *handling of the tank during operations and maintenance visits Corrosion resistance and weatherability 4 pieces corner cardboard protection for shipping. Made of quality T304 stainless steel and the cover can be completely filled with concrete and tile. You can use the same style of tile in order to maintain the overall style of the building. This important feature allows architects and designers to provide efficient surface water drainage while enhancing the visual appearance of projects such as shopping malls, major entry ways and other locations where aesthetic appearance is paramount. manhole cover more size for option: 300X300MM, 400X400MM, 500X500MM, 600X600MM 800X800MM, 1000X1000MM, etc. Customized designs and productions are welcome. Please contact with us directly for more similar products.