Backflow Prevention

Backflow is the reversal of the normal and intended direction of water flow in a water system. Devices and assemblies known as backflow preventers are installed to prevent backflow, which can contaminate potable water supplies. Why is backflow…

Adjustable Steel Columns

Adjustable steel columns, also known as screw jacks and beam jacks, are hollow steel posts designed to provide structural support. An attached threaded adjustment mechanism is used to adjust the height of the post. A few facts about adjustable…

Asbestos: Facts and Tips for Home Inspectors and Homeowners

What Is Asbestos? Asbestos is a mineral fiber that can be positively identified only with a special type of microscope. There are several types of asbestos fibers. In the past, asbestos was added to a variety of products to strengthen them…