Sewer manhole covers are round to prevent them from falling. However, some manhole covers are square because they are not sewer manholes or similar deep wells, but rather shallow pits that require large openings. For example, used in telecommunications and power sectors.
Square manhole cover and frame
Specfication:600*600*30mm
both color and size can be customized at specfic requirment
Features
The patterns is nonskid and the stainless steel screwlock is anti-theft
The handle hole is waterproof
Light weight
Super corrosion resistance ,wear resistance
High strength,low price ,convenient installation and maintenance
Contact: Chris
Phone: + 86 16624782481
E-mail: info@manholecoversupply.com
Add: No. 3, Xinghe Tangwei Street, Shuili Village, Jianggao Town, Baiyun District, Guangzhou