Commercial Boilers

Some of our more popular commercial boiler products are shown below. For a quote or service on a commercial boiler project, please contact Buddy’s Plumbing today.


Lochinvar Crest Commercial Boilers

With sizes that range from 750,000 to 5.0 million Btu/hr, you have the opportunity to utilize Lochinvar leading edge technology in your largest applications.

  • Smart Touch™ with Modbus Protocol and Cascading Sequencer
  • Now 10 models available from 750 to 5,000 MBH
  • Firing Rate Modulation up to 25:1
  • Direct-Vent Flexibility to 100 Feet
  • Flexible Flow Rates Up to 350 GPM
  • Two Way Motorized Valve Available
  • Variable Speed Pump Available
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Lochinvar FTXL™ Commercial Boilers

For residential and light commercial applications, the FTXL™ adds models from 399,999 to 850,000 Btu/hr, and takes Lochinvar’s fire-tube technology to the next level. FTXL offers best-in-class AHRI Thermal Efficiency and footprints, plus remote connectivity that puts the SMART SYSTEM™ control at your fingertips, anywhere!

  • Smart System™
  • Con-X-Us™ Remote Connectivity Capable
  • Cascading Sequencer
  • Loch-N-Link® USB Drive Setup
  • 5 Inputs From 399,999 to 850,000 Btu/hr
  • Firing Rate Modulation Up to 10:1
  • Variable Speed Pump Available
  • Common Vent and PVC Direct-Venting
  • Small 6.2 Sq. Ft. footprint
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Lochinvar Knight XL Commercial Boilers

Knight XL promises and delivers ultimate ease of installation and maintenance. With up to 94.6% thermal efficiency, low-NOx emmisions and a fully modulating burner, it is the best “green choice” for today’s environmentally focused market.

  • Up to 94.6% Thermal Efficiency
  • 399,000 to 800,000 Btu/Hr
  • Smart System Control
  • Internal Cascade Sequencer
  • PVC, CPVC or SS Vent – up to 100 ft.
  • Condensing Stainless Steel Heat Exchanger
  • Fully Modulating Burner with 5:1 Turndown
  • MultiTemperature Loop Control
  • Variable Speed Pump Available
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Lochinvar Copper-Fin II Commercial Boilers

Along with high thermal efficiency, gasketless heat exchangers and multiple venting options, the Copper-Fin II now features Lochinvar’s exclusive SMART SYSTEM™ control.

  • 85% Thermal Efficiency
  • 400,000 – 2,070,000 Btu/Hr
  • Heavy Duty, Gasketless Heat Exchanger
  • Aire-Lock Direct Vent
  • Smart System™ Control with Built In Cascade Sequencer
  • Proportional Firing with Referenced Gas Valves
  • Easier Access to BMS Connections
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Weil-Mclain LGB Commercial Gas Boilers

Weil-McClain offers a wide range of energy-efficient, high quality gas-fired, oil-fired and combination oil/gas boilers for commercial use, including in restaurants, hotels, casinos and other commercial and institutional facilities.

  • Short draw rods permit faster, easier assembly of boiler sections
  • Includes factory-assembled base and burners, and simplified piping for quick and easy installation
  • Compact design allows for more piping and venting headroom
  • The highest efficiency commercial cast iron atmospheric gas boiler available by Weil-McLain
  • Built-in air separator diverts air to the expansion tank
  • Gas natural draft water and steam boiler with cast iron sections
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Burnham Series 5B Commercial Boilers

The Series 5B boiler offers the capacities and features that make it ideal for commercial, institutional, and multi-family heating applications, where the simplicity of an atmospheric design is desired. The rear outlet drafthood is specifically designed for installation involving low ceiling heights. Shipped as a knocked-down unit, the Series 5B allows for maximum maneuverability into the boiler room. The boiler is also available with factory-assembled sections.

  • Natural or LP Gas
  • Steam
  • 401 to 1,950 MBH Input
  • Atmospheric Draft
  • Cast Iron Sectional Design
  • Knockdown or Assembled Sections
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