Posts by Bill Arnold
h2x: The Smartest Hevacomp Replacement for Design Engineers
With Hevacomp reaching end of life on January 1st, 2026, building services and MEP engineers need a modern replacement. This in-depth comparison of h2x and OpenBuildings Designer covers speed, calculation accuracy, collaboration, onboarding, and support, so you can make the right call for your team.
Read MoreWhy Should Radiant Floor Heating (UFH) Design Engineers Adopt h2x?
The h2x software platform – now with brand-new enhancements for radiant / underfloor heating designs – offers designers the automation, accuracy, and efficiency they need to quickly produce high-quality branded designs for complex projects.
Read MoreStop Over-Engineering: How Right‑Sizing Saves MEP Projects Money and Resources
Each time an architect changes the plans, engineers face a decision: spend days recalculating everything, or just make the systems bigger and get on with it. Most take the easier route, and it quietly costs the project more than it should.
Read MoreHow h2x Eliminates The Spreadsheet Burden
A wall shift, added bathroom, or layout tweak can invalidate an entire spreadsheet pack. Learn how h2x design software removes the manual recalculation cycle, keeps data consistent, and speeds up revisions without guesswork.
Read MoreWhy h2x Is the Natural Successor to Hevacomp — And Why Engineers Should Make the Switch Now
What is more dangerous to an engineering firm: a software that doesn’t work, or a tool that still does? On January 1, 2026, Hevacomp became a ‘ghost platform’: functional but dangerously outdated. Sticking with this legacy system isn’t playing it safe; it’s gambling your compliance, accuracy, and reputation.
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