A collection of graphic symbols for designing general hydraulic systems, including heating systems.
Based on GOST 2.785-96 "Unified System for Design Documentation. Graphic Symbols. Pipeline Valves."

DWG format.
70 elements.
100 according to GOST.

For convenience, the elements are organized into a tool palette of AutoCAD 2010 blocks.

The archive also contains files created as standard DWG drawings, compatible with AutoCAD 2004-2014, Kompas, ZWCAD, nanoCAD, BricsCAD, and others.