Non Return Damper

This complimentary AutoCAD drawing provides plan and elevation views of a non-return damper, also known as a check valve, one-way valve, or backflow preventer. 

The drawing is accessible in DWG format, ensuring compatibility with most CAD software.

Encompassed within the drawing is a detailed illustration of a non-return damper, highlighting its various components, including the housing, valve plate, linkage, and spring. 

The drawing also demonstrates the specific placement of each component to ensure the damper’s proper installation, functionality, and effectiveness in preventing backflow and maintaining unidirectional airflow.