HASS

Hydraulic Analysis Tools for Every Job

Save time. Save costs. Take control over your system design.

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Design with AutoCAD®, Calc with HASS

Drastically speed up your design and calc workflow by taking advantage of HASS 2023's seamless AutoCAD® integration. 

Automatically input your pipes and nodes, and calc your system with just a click of a button! 

Or, generate AutoCAD® designs automatically from your HASS-built calcs in just a few seconds.
Revit integration coming soon!

Optimize your system

Reduce your sprinkler system costs by allowing HASS to optimize system variables like pipe sizes, while maintaining control over parameters that are important to you.

Automate your workflow

Relax and let HASS do the heavy lifting, like automatically resizing pipes to ensure your system meets minimum requirements.
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Need to work within a specific standard?

You can do it with HASS
HASS supports almost every international standard including NFPA 13, FM Datasheets, EN 12845, Vds, CEA 4001, and many more.
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You’re in control

Build, customize, and label your system the way you want.
Develop equivalents for K-factors, branch lines, grids, rolled grooves, and fitting lengths

Tie multiple systems and data files together

Customize parameter defaults and operational ranges
Label node and pipe numbers in logical order

Do you mostly work on Residential Systems?

HASS House was made for you
HASS House gives you all of the analysis power of HASS 2023 while providing exclusive features that promote faster and more efficient work on NFPA 13D and 13R residential systems.
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Tools for every job

Easily analyze with tools made for your job type.
Determine water supply adequacy for up to 2,000 nodes
Handle any water-based, foam, and many more systems
Handle systems with multiple sources, pumps, and fixed pressure loss devices
Fire Pump Performance Analysis
Water Hammer Analysis
Estimate Earthquake Bracing Loads
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Support we’re proud of

Our technical support and resources are with you every step of your HASS journey to new productivity. 

Learn a new skill when you need it with our on-demand video library, take a self-paced course to learn a whole new subject (COMING SOON!), or reach out to our technical support team if you ever need help.

Frequently Asked Questions

Yes! HASS lets you quickly input pipe sizes, connections, pumps, and sources of an existing system and calculate without having to draft it.







Hydraulic calculations you can trust.