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Gross Pollution Traps

Easy to Install Stormwater Treatment Solutions


Halgan Gross Pollutant Traps (GPT’S) are designed to meet the specified stormwater water quality objectives for surface water. Capturing litter, leaves and debris, and trapping suspended sediment and hydrocarbons. Additionally, Halgan GPT’s removes particulate bound nutrients as well as heavy metals and other pollutants that are particle-bound.

The GPT has a range of applications, including:

  • Council work depots
  • Bus and train stations
  • Roadside drains
  • Packaging warehouses
  • Car parks Industrial sites
  • Small subdivisions Pre-detention
  • Pre-screening bio-retention systems
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Our Range

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Gross Pollution Traps

HalganPureTM Gross Pollutant Traps (GPT’S) are designed to meet the specified stormwater water quality objectives for surface water.

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Need assistance or have a question?

Our friendly experts have years of experience and are happy to assist you. Contact us today and let us help you find the perfect wastewater solution for your application and needs.

Contact Details

Phone: 0800 60 10 60 Address: Unit B/390 Rosebank Road, Avondale, Auckland 1026 Contact Person: Gareth Lambert, 0204 188 4319, sales@clenz.co.nz

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