The French are considered the first to use an underground septic tank system in the 1860′s. By 1880, two-chamber septic systems were being used in the United States. Today, nearly one in four households in the United States depends on an individual septic (onsite) wastewater tre

Basements and every sleeping room should have at least one emergency escape-and-rescue opening. Such openings should open directly onto a public street, public alley, yard or court. The emergency escape-and-rescue opening should be operational from the inside without the use of tools,

Wood Energy Technology Transfer Inc. (WETT Inc.) is a non-profit training and education association managed by a volunteer Board of Directors elected by holders of valid WETT certificates. Through its administrative designate, WETT Inc. functions as the national registrar of the WETT

The word concrete comes from the Latin word “concretus” (meaning compact or condensed), the perfect passive participle of “concrescere”, from “con-” (together) and “crescere” (to grow). Most information available about concrete is writte

Siding is the outer covering or cladding of a house meant to shed water and protect from the effects of weather. On a building that uses siding, it may act as a key element in the aesthetic beauty of the structure and directly influence its property value. Siding may be formed of hori

A vent is a pipe or pipes install to provide a flow or air to or from a drainage system to provide a circulation of air within such system to protect trap seals from siphonage and back-pressure. This has a two fold purpose, one to prevent sewer gases from entering home and also to all