AG offer a complete range of precast concrete manhole units from DN 675mm to DN 4000mm in various depths with tongue and groove and ogee joints.
Concrete base sections units are equipped with six special ‘knock-out sections’ that cater for inlets at various angles.
Cover slabs, seating slabs, reducing and landing slabs.
Soakaways are a simple way of dispersing surface and storm water. They are also a key technology for SUDS.
AG also supply accessories for manhole units including joint sealants, covers and frames, manholes with ladders and steps.
Produced monolithically from an automated machine, providing a strong robust unit, needing no concrete surround and not subject to floatation.
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