OmniTherm® Volume Water Heater, CAT I / III, Indoor / Outdoor, Sizes 1250 - 2500

OmniTherm® Volume Water Heater, CAT I / III, Indoor / Outdoor, Sizes 1250 - 2500

Laars OmniTherm Boilers and Volume Water Heaters include advanced features that bring tangible results to building owners. At the heart of the OmniTherm is a patent pending stainless steel corrosion resistant heat exchanger, industry leading Electronic Air-to-Fuel ratio combustion control and the advanced Laars Linc control platform. All of this has been combined for the first time in a near condensing heating platform intended for use in Category I, II, III or IV applications.

Designed with Performance and Practicality in Mind 

OmniTherm, the new measure for installation flexibility, stands in a performance class of it’s own. It can as easily be applied in replacement applications as it can be in new installations.

  • 1) Long Life, Stainless Steel Heat Exchanger:
    • Protects against heat exchanger corrosion and fouling
    • High efficiency levels
    • Allows for low temperature return water

    2) Available for use with Category I, II, III or IV  Venting Applications

    3) Category I or III Low Temperature Operation
    • Unique heat exchanger design and control logic allow for return water temperatures down to 85°F without the need for an external mixing system

    4) Up to 7:1 Combustion Turndown (Category II/IV)
    • Increases overall efficiency by properly matching load requirements with firing rates

    5) Laars Linc Intuitive to Use Control System
    • Icon driven, easy to navigate menu structure
    • Large color touchscreen

    6) Vertical Configuration
    • Small footprint takes up less floor space
    • Easily fits through doors and into tight mechanical rooms. 

Technical specification
  • Unique ref.laars-omnitherm-heater-1250-2500-Cat_I-III
  • Collection setWater Heaters
  • CollectionOmniTherm®
  • TypeObject (single object)
  • Date of publishing2020-07-02
  • Edition number1
  • Designed inUnited States
  • Manufactured inUnited States
  • BIMobject CategoryHVAC - Water heaters
  • IFC classificationBoiler
  • UNSPSC nameCommercial water heaters
  • UNSPSC code40101826
  • Uniclass 2.0 CodePR-46-96
  • Uniclass 2.0 DescriptionWater Heaters
  • Uniclass 2015 CodePr_60_60_96
  • Uniclass 2015 DescriptionWater heaters
  • NBS Reference Code46-96
  • NBS Reference DescriptionWater Heaters
  • CSI MasterFormat 2014 Code22 34 36
  • CSI MasterFormat 2014 TitleCommercial Gas Domestic Water Heaters
  • OmniClass Number23-31 29 00
  • CSI UniFormat II CodeD3090
  • CSI UniFormat II TitleOther HVAC Systems & Equipment

Region availability

North America
United States