China HDPE Edge-closing Walkway Manufacturer Provides HDPE Plastic Edge-closing Walkway BC-004F for Solar Platform Maintenance Aisle, Blow Molding, 700*1020*185 MM. Material: HDPE Plastic. Specification: 700*1020*185 MM. Application: Maintenance Aisle. Manufacturing Process: Blow Molding. Features: Low Cost, Environment Friendly, Easy To Install, High Productive, Above 25 Years' Service Life.