Variable frequency drives (VFDs), also known as variable speed drives (VSDs), are used to modulate the speed of motors in various applications, from hydronic water pumping to VAV fan units to vacuum ...

We've tested and reviewed products since 1936. Read CR's review of the Brondell Coral UC300 Three Stage water filter to find ...

At the simplest point, the job of the fire department is primarily suppression. Yes, collectively, we provide a multitude of services, but suppression is the foundation of most departments’ mission.

A viewer recently reached out to us concerned about new recreational spots along the Arkansas River and the impact these may have on water flow and fish habitats. Let’s take a look at this from a ...