High quality upper extension for sewage manholes with longer life span and the advantage of preventing leakage, made of polyethylene using the rotational molding.
Product Information:
No. DN (mm) Width (mm) Length (mm) Load
01-1180 450 450 200 5 Tons
01-1184 450 450 500 5 Tons
01-1186 450 450 700 5 Tons
01-1188 450 450 990 5 Tons
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