Air-conditioning
Refrigeration and Heating, Ventilation and Air-Conditioning (HVAC) diagram
Visio shapes stencils and templates
for Microsoft ® Visio ® 2013/2016/2019/2021/2024/Microsoft 365 Visio Online Plan 2
HVAC, Refrigeration and air-conditioning diagrams
131 shapes in 9 Visio stencils (9 in US units and 9 in metric units, all in Visio VSSX format). In refrigeration and air conditioning technology standardised symbols are used
for process schematics. For refrigeration, the standard EN 1861 Refrigeration Systems
and Heat Pumps applies, and for air conditioning technology, the standard DIN 1946 Ventilation
and Air Conditioning Technology applies.
Download a free trial containing some sample demonstration shapes
A zip file containing sample stencils in VSSX format.
ZIP file containing stencils in Visio VSSX format to be used for Visio 2013/2016/2019/2021/2024 and Online Plan 2.
Downloadrefrigeration-sampler.zip updated: 15th January 2026 size: 34 KB
ZIP file instructions
- Visio 2013 to 2024
- Create a folder named Refrigeration Sampler in your My Documents\My Shapes folder and unzip the file into that folder.
- To make templates more visible within Visio please read:
https://www.paulherber.co.uk/stuff-about-visio/#templatesvisible - Start Visio. You will find the shapes under the More Shapes menu.
- Visio Online 365 Plan 2
- Microsoft provide instructions here:
https://techcommunity.microsoft.com/blog/microsoft_365blog/introducing-custom-shapes-in-visio-for-the-web/4001237
- Microsoft provide instructions here:
The _M version of the shapes is Metric, the _U version is US units (inches).
This software works with:
- Microsoft Visio 2013/2016/2019/2021/2024 (any version, Standard or Professional)
- Microsoft 365 Visio Online Plan 2
Buy
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Use the Buy Now buttons for full international pricing.
You will receive an email containing a download link and registration key. These will take you to a web page where you can download the software.
Information on Educational and Commercial Site licenses.
The 9 stencils
Compressors and pumps
Filters and separators
Heat exchangers
Measurement and control
Tanks
Lines and connections
Regulators
Valves