Free ashrae software for windows

Visio Shapes Sampler is a free Microsoft Visio stencil plug-in that contains 30 assorted symbols from Visimations ShapeSuite for Manufacturing and Industry. ShapeSuites are collections of Visio stencil sets that have been crafted and structured to help you create superior drawings for a variety of business and technical uses. The entire ShapeSuite for Manufacturing and Industry includes 54 Visio stencils with approximately 3000 Visio shapes to support production and operational diagramming.
The stencils are available as a complete set or in 10 individually priced categories: Building Automation, Laboratory, Manufacturing and Assembly, Power Systems, Process Control, Pulp and Paper, Waste and Wastewater, Controls and Miscellaneous, ASHRAE Schematic, ISA Process Schematic. ShapeSuite collections relieve the burden of creating graphics and symbols for your Visio templates and diagrams, freeing you to focus on more critical tasks. With ShapeSuites, theres no need to start from scratch.