Understanding Basic Electrical Abbreviations

Electrical abbreviations play a crucial role in the daily work of engineers and technicians in the...

How HVAC Systems and Sensors can Improve Air Quality in Schools

According to the Organization for Economic Cooperation and Development, and as reported by EdWeek,...

Remote Testing for Inaccessible Fire and Smoke Dampers

IntroductionThe International Building Code and the NFPA standard requires that all fire and smoke...

How Smoke Dampers Work During a Fire

Smoke can spread quickly and easily through a building, just like fire. Smoke rises; one of the...

Device Discovery and COV in BACnet

One of the main features of the BACnet protocol is a service called device discovery. This service...

Containment Versus Smoke Control Dampers

Containment and smoke control dampers are applied differently and must be distinguished from one...

What is an HVAC Retrofit?

An HVAC Retrofit is the process of integrating new components into an older system. Many...

How Does the Energy Valve Respond to Low ΔT and a Call for Additional Heat Transfer?

Often asked if the Energy Valve is preventing flow to the coil, how can it maintain the temperature...

The Benefit of Electronic Fail-Safe Function in a Cooling Tower

Belimo butterfly valves are designed for various applications, including chilled water, hot water,...

Types of HVAC Communication Protocols

System integrators can take full advantage of field devices' flexible control and data with...