Certificates

Quality Management System
(DIN ISO 9001:2015)

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Energy Management System
(ISO 50001:2018)

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Seal of Quality 'Safe with System'"

(NFL / ILO-OSH 2001 and ISO 45001:2023)

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Polycarbonate Manholes QaBo | Declaration of Performance 18/0734

Polycarbonat PC

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Polycarbonate Manholes XeBo | Declaration of Performance 26/0223

Polycarbonat PC

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Polycarbonate Manholes | Groundwater Compatibility

Hygiene Institute of the Ruhr Area Test Report

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Manholes tops | product certificate

Gully tops and manhole tops for vehicular and pedestrian areas

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Environmental Management System
(ISO 14001_2015)

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Langmatz Quality Capability Q1

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Welding Certificates

(EN1090-2:2008+A1:2011 + EN1090-1:2009+A1:2011)

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Polycarbonate Manholes | DIBt

The complete General Type Approval (aBG) (Z-10.39-825) is available for download from the German Institute for Construction Technology (DIBt) at www.dibt.de.