How Often Should Commercial HVAC Systems Be Serviced?

All commercial buildings in Chicago feature a heating, ventilation, and air conditioning (HVAC) system to maintain a safe, comfortable temperature for employees, customers, merchandise, and business-critical equipment. Your commercial HVAC system is robust and designed to last for many years, but like all mechanical equipment, it starts to wear out or require cleaning as time goes by. This is why it’s important to service the various parts of your HVAC system based on the recommended … [Read more...]

How Often Should a Commercial Boiler Be Serviced?

If you want your commercial boiler to operate consistently and reliably, you must have it routinely serviced by a professional. But how often is maintenance required? What tasks can you perform yourself, and what should you leave to a professional? Murphy & Miller, Inc. is here to help you answer these important questions. How Often to Service a Commercial Boiler As a building owner in Chicago, it’s your responsibility to keep an eye on your HVAC equipment, including your commercial … [Read more...]

What Do Commercial Energy Management Systems Do?

Is your commercial building performing as efficiently as you would like? If not, an energy management system is the key to gaining control over your property’s power consumption and automating certain functions to maximize efficiency. Murphy & Miller installs energy management systems in Chicago commercial buildings. Now is your chance to learn more about what these systems do and how they could benefit you. What Is a Commercial Energy Management System? An energy management system is a … [Read more...]

How Does Eddy Current Testing Work?

Eddy current testing, or ECT, is commonly used in manufacturing and service industries that use sheet metal, tubing, and other thin metal products for critical operations. In short, eddy current testing uses electromagnetic fields to identify cracks, metal thickness and hardness, heat damage, conductivity, and other characteristics of metal surfaces without damaging the test material. How Does Eddy Current Testing Work? If you think your facility might benefit from ECT, you might be wondering … [Read more...]

How Does a Rooftop Unit Work?

Packaged rooftop units are among the most common HVAC systems for commercial buildings in Chicago. They are cost-effective, pre-engineered, and adaptable for many applications. Learn more about how a rooftop unit works to keep your building cool in the summer and warm in the winter. What Is a Rooftop Unit? The term “rooftop unit” is synonymous with “packaged unit” because packaged units are most often installed on the roof. However, they can also be slab-mounted on the ground. When all air … [Read more...]

Water Cooled vs Air Cooled Condensers

Condensers see use in various commercial applications, though you’re likely most familiar with the ones that reside in your HVAC cooling system. The component’s primary objective is to essentially exchange heat (more specifically exchange heat due to refrigerant compression) in the loop of your air conditioning system, rejecting hot air in one of two methods. Method one is by way of air (air-cooled condenser), and two is by water (water-cooled condenser). Which of these two your HVAC or heat … [Read more...]

How Do Cooling Towers & Chillers Work Together?

A chiller is a large piece of industrial equipment located inside a building, often in the basement or another utility area. It contains two primary cylinders: an evaporator and a condenser. There are many different types of chillers, including centrifugal, reciprocating, screw driven, and absorption chillers. A cooling tower acts as a giant heat exchanger. It sits on the roof of the building and blows ambient air across a coil to remove heat and exhaust it outside. Together, chillers and … [Read more...]

The Latest Technology in Data Center Cooling

Today’s data centers work harder than ever. Whether you run a small server closet or a robust data center, it’s vital to keep your electronic equipment cool because overheating can cause crashing and hardware damage. Here’s a look at some of the latest technology in data center cooling that might interest you. Geothermal Cooling Traditional air conditioning moves heat from inside a data center and exhausts it to the exterior, leaving a cooler temperature behind. However, a geothermal heat pump … [Read more...]

Benefits of Commercial HVAC Maintenance

Your heating and cooling equipment works tirelessly every day to keep your commercial building in Chicago comfortable, no matter what the weather is like outside. Do you give your HVAC system the attention it deserves? At Murphy & Miller, we recommend tuning up your cooling equipment in the spring and your heating system in the fall. Here’s how you benefit when you follow this yearly preventative maintenance schedule: Lower Operational Costs When your equipment is tuned up, it operates … [Read more...]

Benefits of Commercial Boiler Maintenance

The boiler in your commercial building works hard to provide the heating required to sustain a comfortable interior. As with all mechanical equipment, the need for repair crops up occasionally, but you should invite a commercial HVAC contractor to your facility more often than just to conduct repairs—your boiler also requires routine tune-ups. Before you decide to skip this important maintenance task, consider all the benefits you’ll miss. Reduced Risk of Breakdowns You have a business to … [Read more...]