Upgrading a fire alarm control system is a critical task that requires expertise, precision, and a deep understanding of fire safety regulations. When a residential customer in the Lincoln Square area of Manhattan reached out to Metro Group to replace their aging fire alarm control system, our team of Licensed Electrical Technicians took on […]
Water Treatment Matters Series By John Caloritis Technical Director at Metro Group Certified Water Technologist Board of Directors, Association of Water Technologies Maintaining pH in a Cooling Tower We are often asked about the importance of the pH measurement in open HVAC systems, and the types of control strategies that may be needed to regulate […]
Navigating the various guidelines to ensure the safety of building occupants can be easier with The Metro Group and our CDC Certified Laboratory. A full spectrum of water quality tests are available including Legionella, Lead, E Coli and HPC’s that will validate safe water quality and put your mind at ease. Good test results demonstrate […]
Seventeen separate US Government departments and agencies are now collaborating to advance efforts aimed at “remediating health hazards to keep children safe from lead poisoning.” The four goals of the Lead Action Plan are: Goal 1: Reduce Children’s Exposure to Lead Sources Goal 2: Identify Lead-Exposed Children and Improve their Health Outcomes Goal 3: Communicate More […]
In an ideal world, all the waterside metal surfaces inside your steam boiler would be exactly 86°F / 30°C above the boiling point when the burner is firing. This would result in perfect boiling everywhere throughout your boiler, maximizing the operating efficiency. While this isn’t fully achievable in the real world, the manufacturer typically designs […]
What’s really interesting is that if you were to crank up the burner to 11 at Step 5 and allow the surface temperature of the bottom of the pot to continue increasing, the heat flux through the bottom of the pan absolutely falls off the cliff. That’s peculiar… despite the fact we’ve added more heat, the heat […]
By Luke Wonnell Besides being a wicked awesome band name, the title of this article refers to some 201 level Thermodynamic principles that have a significant impact on the performance of your steam boiler. “Heat flux” defines how much heat transfer occurs through a given material’s surface area and is expressed in (Btu/hr-in2 or W/m2). Think […]
Part 2. System Identification As part of the requirements when compiling a management program and plan, the Department of Health asks that a qualified person includes a system identification section. This portion of an MPP is supposed to include the following: 1.The number of cooling towers in the cooling tower system 2.The location of each […]
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