Trane REG0111 0-2" Pneumatic Reset Control Volume

The Trane REG0111 is a replacement part for central air conditioning and heating system. It is especially a reset volume control which is used to control the airflow in your ducts. This control probably provides the capacity to make corrections within a 0 to 2 inches range. The fact that you can reset the volume control means that you can adjust the amount of airflow getting to various parts of your building. This can be useful for achieving a correct distribution of the flow, and therefore, a correct distribution of comfort in the different areas of your environment.