a standard, model, or pattern. 2. general level or average: Two cars per family is the norm in most suburban communities. 3. Education. a designated standard of average performance of people of a given age, background, etc. a standard based on the past average performance of a given individual.
For example, pressure regulators are used in gas grills to regulate propane, in home heating furnaces to regulate natural gases, in medical and dental equipment to regulate oxygen and anesthesia gases, in pneumatic automation systems to regulate compressed air, in engines to regulate fuel and in fuel cells to regulate hydrogen.
In summary: â¢ LPG (propane) gas regulators regulate the pressure at which the LPG is delivered from the gas bottle to the BBQ. â¢ BBQ gas regulators typically come equipped with an attached gas hose, which requires periodic inspection for cracks and damage. â¢ The regulator screws directly into the gas bottle whilst the gas hose is attached to the BBQ.