GRP Manholes
Similar to fitting fabrication, manholes are made of Subor GRP Pipes.
In order to have a long service life, high performance and safe service conditions, likewise the whole pipeline system, the GRP pipes are precisely cut and joined with glass fiber and polyester resin.
With the benefit of non-corrosive characteristic, light weight, durability and easy installation advantages; Subor manholes are used for ventilation, inspection and maintenance, cleaning and flushing of drains or sewers and pumping stations.