PP / GRP SYNTHETIC MATERIAL 

Infra manhole

The Infra manholes are made of precast concrete (quality conform to the norm BS EN 1917) with a plastic liner, and are specially designed for separated water systems.

The channels and the benching (foot rests) are made of sewage water resistant polyester reinforced with fiber glass (=PRFG) with one channel for sewage water and another one, at a different height, for rain water.

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Information & Details

authorization

report Infra manhole

order sheet