Case Study: Metro Group Upgrades Heating Systems

Clinton new boiler installed by Metro Group to replace old 1950s steam boiler

Updated June 19, 2025 Case Study: Domestic Hot Water Heater Upgrade on Manhattan’s Upper West Side A residential building on Manhattan’s Upper West Side was facing high energy costs and unreliable hot water due to an outdated domestic hot water system. The original gas-fired heaters were oversized, inefficient, and lacked modern firing control, driving up […]

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Q&A: Ensuring Optimal Boiler Performance Through Summer Maintenance

boiler cleaning crew from Metro Group, performing summer maintenance to ensure optimal boiler performance

Why is summer boiler maintenance important? During the summer months, boiler operators typically undertake essential maintenance and repairs to ensure their systems run efficiently for the upcoming colder seasons. This downtime is crucial for performing necessary upkeep tasks without interrupting regular operations.   What is a critical aspect of summer boiler maintenance? One of the […]

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The Most Neglected Piece of Mechanical Room Equipment: Plate & Frame Heat Exchangers

Plate & Frame Heat Exchangers - often neglected piece of mechanical equipment

In the hectic environment of a mechanical room, some pieces of equipment inevitably get overlooked when it comes to preventative maintenance. An example of a vital yet often neglected component is the Plate & Frame Heat Exchanger. Despite being essential for efficient thermal energy transfer, regular maintenance of heat exchangers is frequently ignored until a […]

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Safeguarding Water Quality – A Comprehensive Guide to Backflow Prevention Compliance in New York State

Water is a precious resource, and its safety is paramount.  The journey of your drinking water from the city’s mainline into your property is typically a one-way flow, guided by pressure.  However, the potential for fluctuations in pipe pressure poses a risk of water flowing backwards, potentially contaminating the public water supply with hazardous substances. […]

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Cooling Tower Compliance – How current law can be changed for accuracy

Cooling tower

One of the most burdensome requirements of New York City’s cooling tower compliance law is the 3-times-per-week cooling tower water quality testing obligation. This requirement calls for testing of pH, conductivity, temperature, and biocide chemical level three times each week, with no more than two days in between testing. For most building owners, fulfilling this […]

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