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Unilux Low Pressure Steam Boiler

For space heating applications, or wherever low pressure steam (up to 15 PSI) is needed, trust the Unilux “LS” series low pressure steam boiler. The exclusive Unilux stainless steel knockout baffle travels the entire length of the steam drum for maximum steam quality at the outlet. Standard construction is ASME Section IV. Unilux low pressure steam boilers are also available as “FE”; field erect units which require absolutely no welding on site for assembly. All Unilux boilers have simple to remove and replace access panels and tube change is done without any welding or rolling. Double inspection / cleanout ports in all drums, industry trusted operating / level and pump controls mounted in a manner that makes daily boiler inspections simple. All units are inspected by a third party inspection agency at least twice during the construction process to insure the best product, every time. All tubes are minimum 1.5” OD, SA178 Grade “A” material. All Unilux steam boilers boast rapid steam generating times of approximately 15 minutes to a head of steam from a cold start and will respond to swing load conditions like no other boiler on the market.


Unilux manufacturers watertube boilers and specializes in highly efficient systems that recover quickly and leave a smaller carbon footprint. Products include steam, hot water, and high-temperature hot water boilers for 1 MMBTU to 38 MMBTU.

  • High-pressure boilers
  • Low-pressure steam boilers
  • Hot water boilers
  • eVolv Boiler (larger industrial watertube boiler)
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