The metal septic tank cover is for 12" corrugated or ribbed pipe. It is also for most Polylok 12" products.
MATERIAL: Excellent material, strong and durable. This metal manhole cover is made from carbon steel, which is strong and tough. You can feel free to use it
STRENGTH: High strength, low damage. Cars crushing the sewer cover will not cause any deformation or denting, making it very safe
STRUCTURE: Beautiful and generous. The metal manhole lid is sleek and stylish, with a glossy surface. It also has a good anti-slip performance
SURFACE: Anti-corrosion and anti-rust. The surface of iron manhole cover was treated with hot-dip galvanizing to form a stable protective film, which makes the product last longer
وصف
The metal septic tank cover is for 12" corrugated or ribbed pipe. It is also for most Polylok 12" products.