4 Reasons to Replace Your AC

4 Reasons to Replace Your AC

As a commercial building owner, replacing your air conditioning system is likely not on the top of your to-do list. But, there are plenty of telltale signs that indicate when it’s time to do so. Plus, putting off the purchase of a new unit could prove to be more costly in the long run. Here’s a look at the top four reasons to replace your AC.

Read more

Types of Commercial Air Conditioning You Can Use

Types of Commercial Air Conditioning You Can Use

When choosing which HVAC system to install, it can be difficult to navigate your options. There are too many systems on the market to count. However, understanding the four major types of commercial air conditioning units may help you make an informed decision. We break down each of them below.

Read more

R-22 Refrigerant Becomes Illegal in 2020

R-22 Refrigerant Becomes Illegal in 2020

Owners of R-22 cooling systems in the United States will soon have to make some changes. On January 1, 2020, the production and import of R-22 refrigerant will become illegal. This is going into effect to further protect the environment and the ozone layer. But, what does this mean for your HVAC system? And what will your options be? Here’s an overview of what you should know.

Read more

How Does a Chiller Work?

How Does a Chiller Work?

Chillers do exactly what the name says – cool things down. In fact, chillers are necessary across a wide range of applications. But, how does a chiller work? In short, they prevent overheating and keep products cool to avoid harm to your machinery and bottom line. Here, we’ve broken down the elements of chillers and how they work.

Read more

VAV vs VVT HVAC Systems

VAV vs VVT HVAC Systems

Trying to decide which air zone HVAC system is right for you? There are two types to consider: VAV (variable air volume) and VVT (variable volume and temperature) HVAC systems. Overall, both systems help you cut back on utility costs compared to CAV (constant air volume) systems of years past. However, there are a few key differences that could sway your decision. To help you get a better idea, we’ve compared VAV vs VVT systems.

Read more

Tips to Sizing a Commercial Air Conditioner

Tips to Sizing a Commercial Air Conditioner

Cooling capacity is measured in BTUs (British Thermal Units) just like it is for grills and ovens. The number of BTUs lets you know how much heat the unit can manage. It takes a lot of planning and calculation to figure out the correct size for buildings, especially large multi-stories. So, let’s dive into some things you need to know about properly sizing a commercial air conditioner.

Read more

Workplace Thermostat Science

Workplace Thermostat Science

Room temperature is always a hot topic in the office. No matter what you set the workplace thermostat to, it can seem impossible to please everyone. Someone is always too hot or too cold. Even so, it’s very important to get it right, because research shows that temperature has serious effects on work performance. Turns out, it’s far more than just a comfort issue. So, what is the optimal workplace temperature? Let’s dive into the science to find out.

Read more

10 HVAC Acronyms You Should Know

10 HVAC Acronyms You Should Know

If you’re in the market for a new commercial HVAC unit, you’ve likely come across dozens of HVAC acronyms. Just like any other line of work, the HVAC industry uses hundreds of acronyms. And, sometimes this can make shopping for a new unit confusing. But, have no fear – we’re here to help by decoding 10 common HVAC acronyms.

Read more

Most Common Commercial HVAC Problems

Most Common Commercial HVAC Problems

At The Severn Group, we see a lot of commercial HVAC problems. Businesses all throughout Maryland and the Washington metro areas call on us to maintain and service their systems. As such, our team has seen it all, from the minor problems to the major ones. Here are some of the most common issues that facility and operations managers may run into. 

Read more

4 Myths About Commercial HVAC

4 Myths About Commercial HVAC

No one likes to be misinformed, especially when it comes to heating and cooling your building. And, before you can properly maintain your company’s HVAC system, you have to know what not to do. So, to help separate fact from fiction, here are 4 myths about commercial HVAC systems to be aware of.  

Read more