How Commercial Energy Audits Save You Money

Operating your commercial HVAC system is about more than just maintaining a comfortable temperature—it’s also about keeping operating costs down. Are you utilizing every available resource to improve efficiency? If you haven’t had a commercial energy audit yet, schedule one today from Murphy & Miller. Here’s how this service can save you money. Commercial Energy Audits Identify Wasteful Practices The first step is to pinpoint sources of energy waste. An energy audit provides a … [Read more...]

Our Reaction to Mental Floss’ “17 Historical Reactions to Air Conditioning”

Have you ever wondered what life was like before air conditioning? In 1902 the first modern air conditioning system was invented to control the humidity in a printing plant, and over the past century, we have seen air conditioning become a necessity in all modern homes and businesses. Broken AC causes discomfort and frustration, while functioning air conditioning is expected (even demanded) whenever you walk indoors. After the mass implementation of air conditioning, American society has become … [Read more...]

Spring AC Maintenance Tips for Commercial Buildings

Air Conditioning Maintenance in Chicago As a business owner in Chicago, keeping your commercial building up and running can be expensive. On top of rent, mortgage, or insurance payments, energy bills are a considerable part of your business expenses. Commercial and industrial facilities across the US spend a collective $400 billion on energy every year! Keeping your HVAC system in good operating condition lowers your energy costs, prevents breakdowns, leads to a longer equipment lifespan, … [Read more...]

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...]

Commercial Energy Management in Chicago

Improve Your Building’s Energy Efficiency Today 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 as part of a set of comprehensive energy services. Now is your chance to learn more about what these systems do and how they … [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?

Call Murphy & Miller to get an expert’s opinion on your rooftop unit today! 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? A rooftop unit, like the name implies, is a packaged unit installed on the roof. These packaged units contain … [Read more...]

Water-Cooled vs. Air-Cooled Condensers for Your Chicago Property

Condensers are used 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 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: Air-cooled condenser Water-cooled condenser Which one your HVAC system should use depends on a few factors like location, size of the … [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...]