Bulk storage and handling solutions for the water treatment industry

Portasilo designs, manufactures and installs complete storage and handling systems for every dry bulk material used in water treatment, from hydrated lime, quicklime and powdered-activated carbon (PAC) to polymers, soda ash and microsand.

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Our Customers

01 Northumbrian Water

Portasilo supplied, installed and commissioned complex hydrated-lime handling system into this critical Northumbrian Water site.

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02 South West Water/Tecker

Specialist process engineering contractors, Tecker and Portasilo were called in when South West Water needed to upgrade its existing powdered activated carbon (PAC) storage, handling and mixing system.

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03 South West Water

The waste water treatment works at Hayle in Cornwall needed significantly upgrading, so having worked with Portasilo previously, they knew who to call.

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The Portasilo specialists were on hand at all times to provide advice and guidance. Portasilo were involved right from the consultation phase of the projects, ensuring the systems were designed in accordance with all specifications


Hydrated Lime Powder-activated carbon (PAC) Polymers Soda Ash Micro sand

Types of solutions

  • Hydrated lime systems (pH correction)
  • Quick lime
  • Desalination
  • Powder activated carbon systems
  • Dried sewage sludge
  • Polymer/Flocculent storage & make-up
  • Soda ash systems
  • Sand storage
  • Chemical dosing
  • Portable dosing skids & eductor packages

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Our value

Over the past 60 years, we have supplied powder-handling systems for every type of potable water and sewage treatment plant, for every major water utility in the UK and a significant number of EPC contractors globally, we truly are the experts!

That means we have built up the knowledge and expertise to design and install accurate, energy-efficient, cost-effective systems for all powdered materials, no matter how explosive, free-flowing or cohesive, including difficult to handle and explosive materials.

Portasilo were extremely professional, provided excellent support and did a great job of meeting all our specifications. The components were even delivered ahead of schedule, so they were ready for us on site when we needed them.

Example customers

Hydrated Lime System (silo, tanks & dosing)

PAC and Lime System Retro-fit

Lime System Retro-fit

Lime System (silos, tanks & dosing)

Lime System Retro-fit

Polymer silo

Kalic Tanks

Horizontal PAC silo System

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