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Portal Frame

Ideal for larger boilers and multi-boiler installations, this complete package is pre-assembled off-site, delivered in sections, and finished on your site with the minimum of fuss.

With complete control over both the contents and the layout, the portal frame option offers customers the greatest flexibility of our packaged options.

Typical applications include chemical, food & drink manufacturers, packaging, pharmaceutical and public institutions.

Contact our engineers for answers and advice on sizing, application, pricing, further technical information or to arrange a site visit.

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Principal Features

  • No limit on building size
  • Any boiler inc. multi-boiler installs
  • Off-site fabrication
  • Totally bespoke
  • Finished to match existing buildings
  • 25 year building guarantee

Portal Frame Contents

  • Single or multiple boilers
  • Blowdown tank
  • Water treatment systems
  • Feed tank / Deaerator
  • Steam distribution header
  • Fire detection
  • pre-piped and wired
  • A range of optional components such as:
    • Pressure reducing station
    • Blowdown heat recovery
    • steam to water heat exchangers
    • Waste heat boiler
    • CHP
    • Metering
    • Boiler sequence controls


Model Any boiler
Output 227 kg/hr up to 6000 kg/hr
Working pressure 6.89 and 10.34 bar g, (other pressures by special design)
Typical efficiency 89% (based on nett calorific value)
Fuel type Liquid, solid or gaseous fuels including waste heat
Manufacturing Standards BS 2790, CE marked, European Pressure Equipment Directive compliant. Certified by Lloyds register.
Country of manufacture United Kingdom
Boiler package All Byworth boilers are sold fully packaged with high quality mountings, and a choice of burners from leading manufacturers fully fitted and wired.

Not sure which boiler is right for you? Give us a call on +44 (0)1535 665225

Contact us