How to Avoid these Common HVAC Scams

How to Avoid these Common HVAC Scams

Like dishonest auto garages or door-to-door handymen, HVAC contractors can also target building owners for HVAC scams. Scammers can target owners of complex and essential systems in the hopes of pressuring them into agreeing to expensive and unnecessary repairs. Unfortunately, many of these owners do not even realize they are being taken advantage of. 

Read more

Geothermal Systems – What You Need to Know

Geothermal Systems – What You Need to Know

Geothermal systems work similarly to other HVAC structures. However, there is one major difference. Geothermal systems use the ground rather than air to absorb or release heat. So, if you are considering installing a geothermal heat pump (GHP) system for your facility or business, pay close attention. Here are five things you need to know about geothermal systems. 

Read more

Primary Components of HVAC Design You Need to Know

Primary Components of HVAC Design You Need to Know

According to a study by the U.S. Department of Energy, HVAC systems are the largest users of energy in commercial buildings. That being said, the cost of running your building’s HVAC system will be among your greatest expenses, so it’s important to carefully select the components of your HVAC design.

Read more

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

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

Commercial HVAC Prep for Warmer Weather

Commercial HVAC Prep for Warmer Weather

Believe it or not, summer is just around the corner. That means it’s the perfect time to perform some preventative maintenance to get your HVAC system ready for warmer weather. Need a reminder of what springtime HVAC maintenance entails? Here are some commercial HVAC prep tips to get you started.

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