For hoses and pipes, a quick-connect fitting (also known as a push-fit fitting) is a type of fitting used to provide quick, intermittent connections in gas or liquid transfer lines. Manually operated, quick-connect fittings replace threaded or flanged connections, requiring a wrench. When equipped w

Heating, ventilation, and air conditioning (HVAC)[1] is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality. HVAC system design is a subdiscipline of mechanical engi

Metal hose is a flexible metal wire element. There are two basic types of metal hose, which vary in design and application: coiled hose and corrugated hose.Spiral hose has high mechanical strength (e.g. tensile and tear strength). Corrugated hoses can withstand high pressures and provide maximum tig