# h2x - MEP Design Software > Cloud-based MEP design software for mechanical, plumbing and fire engineers. h2x combines engineering calculations, system design, automatic sizing, drawing production and project exports in one platform. It is built for consultants, contractors, installers and manufacturers working across building services engineering. h2x supports workflows including hydronic heating, domestic water, HVAC ductwork, heat load and heat loss calculations, underfloor and radiant floor heating, chilled water, fire protection, MVHR, gas, stormwater and wastewater design. Last Updated: 2026-08-19 ## Core Resources - [h2x Website](https://www.h2xengineering.com/): Official h2x website and product information. - [h2x Application](https://app.h2xengineering.com/): Access the h2x cloud-based MEP design application. - [h2x Help Guide](https://help.h2xengineering.com/): Official product documentation, tutorials and guidance for using h2x. - [Features and Exports](https://www.h2xengineering.com/features-exports/): Overview of h2x engineering design features, supported systems, reports and exports. ## Product Features - [HVAC Design](https://www.h2xengineering.com/features/hvac-design/): HVAC system design combining heating, cooling, ventilation and engineering calculations. - [Hydronic / Heating Design](https://www.h2xengineering.com/features/heating-design/): Hydronic heating system design including heat loss calculations, system sizing and pipework. - [Domestic Water Design](https://www.h2xengineering.com/features/domestic-water-design/): Hot and cold water system design with automated pipe sizing and calculations. - [Duct Design](https://www.h2xengineering.com/features/duct-design/): Ventilation and HVAC ductwork layout, calculation and automatic sizing. - [Heat Load Calculations](https://www.h2xengineering.com/features/heat-load-calculations/): Room-by-room heating and cooling load calculations integrated with system design. - [Heat Loss Calculations](https://www.h2xengineering.com/features/heat-loss-calculations/): Building and room heat loss calculations for heating system design. - [Underfloor Heating Design](https://www.h2xengineering.com/features/underfloor-heating-design/): Underfloor heating design with automated loop generation, sizing, drawings and reports. - [Radiant Floor Heating Design](https://www.h2xengineering.com/features/radiant-floor-heating-design/): Radiant floor heating design for North American workflows. - [Chilled Water Design](https://www.h2xengineering.com/features/chilled-water-design/): Chilled water system design, calculations and sizing. - [Fire Protection Design](https://www.h2xengineering.com/features/fire-protection-design/): Fire sprinkler, hydrant and hose system design with hydraulic calculations. - [MVHR Design](https://www.h2xengineering.com/features/mvhr-design/): Mechanical Ventilation with Heat Recovery system design. - [Gas Design](https://www.h2xengineering.com/features/gas-design/): Gas piping design and automatic pipe sizing. - [Stormwater Design](https://www.h2xengineering.com/features/stormwater-design/): Stormwater drainage system design and calculations. - [Wastewater Design](https://www.h2xengineering.com/features/wastewater-design/): Sanitary and wastewater drainage design. - [3D View](https://www.h2xengineering.com/features/3d-view/): Three-dimensional visualisation and review of MEP system designs. ## Exports and Integrations - [PDF Drawing Set](https://www.h2xengineering.com/exports/pdf-drawing-set/): Generate professional PDF drawing sets directly from calculated designs. - [Bill of Materials](https://www.h2xengineering.com/exports/bill-of-materials/): Generate detailed material takeoffs and quantities directly from system designs. - [Heat Load Report](https://www.h2xengineering.com/exports/heat-load-report/): Export detailed room-by-room heat load calculation reports. - [System Sizing Report](https://www.h2xengineering.com/exports/system-sizing-report/): Export engineering calculations and system sizing results. - [AutoCAD Integration](https://www.h2xengineering.com/exports/autocad-integration/): Export h2x system designs into Autodesk AutoCAD workflows. - [Revit Integration](https://www.h2xengineering.com/exports/revit-integration/): Transfer calculated h2x designs into Autodesk Revit workflows. - [Design Share](https://www.h2xengineering.com/exports/design-share/): Share secure, read-only versions of designs and associated calculation information with project stakeholders. ## Who h2x Is For - [MEP Software for Consultants](https://www.h2xengineering.com/consultants/): How h2x helps MEP consultants produce accurate calculations, system designs, documentation and coordinated project outputs. - [MEP Software for Contractors and Installers](https://www.h2xengineering.com/contractors/): How h2x helps contractors, installers and trades calculate, design, size, estimate and generate installation-ready project documentation. - [MEP Software for Manufacturers and Suppliers](https://www.h2xengineering.com/manufacturers/): How manufacturers and suppliers can integrate verified product data into h2x so engineers and designers can specify their products within real project workflows. ## Software Comparisons - [h2x Alternatives and Comparisons](https://www.h2xengineering.com/compare/): Hub for comparing h2x with MEP, BIM, CAD and engineering design software. - [h2x vs Revit](https://www.h2xengineering.com/compare/h2x-vs-revit/): Comparison of h2x's calculation-led MEP design workflow with Revit's BIM authoring and project delivery capabilities. - [h2x vs AutoCAD](https://www.h2xengineering.com/compare/h2x-vs-autocad/): Comparison of h2x's connected MEP calculations and system design with AutoCAD's CAD drafting workflow. - [h2x vs MagiCAD](https://www.h2xengineering.com/compare/h2x-vs-magicad/): Comparison of h2x and MagiCAD for MEP calculations, system design, BIM/CAD workflows and project outputs. - [h2x vs Hevacomp](https://www.h2xengineering.com/compare/h2x-vs-hevacomp/): Comparison of h2x with the discontinued Hevacomp building services engineering software. - [h2x vs Stabicad](https://www.h2xengineering.com/compare/h2x-vs-stabicad/): Comparison of h2x and Stabicad for MEP calculations, system sizing, modelling and project delivery. - [h2x vs Spruce](https://www.h2xengineering.com/compare/h2x-vs-spruce/): Comparison of h2x and Spruce for heat loss, heat pump design, system layouts, sizing, compliance and engineering outputs. ## Engineering Verification and Security - [CIBSE Software Verification](https://www.h2xengineering.com/cibse/): Information about the independent CIBSE Software Verification Assessment of h2x engineering calculations. - [ASHRAE Standard 183 Compliance](https://www.h2xengineering.com/blogs/ashrae-183-industry-standard-hvac-load-calculations/): How h2x addresses ANSI/ASHRAE/ACCA Standard 183-2024 requirements for peak cooling and heating load calculations, including weather data, load calculation methods, heat gains, heating loads and system loads. - [Access Management and Security](https://www.h2xengineering.com/access-management/): Information about project access controls, organisation-level controls, SSO, data residency and h2x's ISO/IEC 27001-certified Information Security Management System. ## Customers and Use Cases - [Customer Case Studies](https://www.h2xengineering.com/customers/): Examples of engineering firms, contractors and other companies using h2x on real projects. - [Use Cases](https://www.h2xengineering.com/use-cases/): Practical workflows and applications for h2x across MEP engineering. ## Technical Guides - [Best MEP Software in 2026](https://www.h2xengineering.com/blogs/best-mep-software/): Comparison of leading MEP design, calculation, BIM and CAD platforms and their best-fit use cases. - [How to Calculate Heat Loss](https://www.h2xengineering.com/blogs/calculating-heat-loss-simple-understandable-guide/): Technical guide to calculating building heat loss. - [How to Size Water Pipes](https://www.h2xengineering.com/blogs/how-to-size-water-pipes/): Guide to water pipe sizing and the calculations involved. - [How to Calculate Duct Size](https://www.h2xengineering.com/blogs/calculate-duct-size/): Guide to HVAC and ventilation duct sizing calculations. - [Free Engineering Calculators](https://www.h2xengineering.com/calculators/): Online calculators for common HVAC, plumbing and building services engineering calculations. ## Training and Support - [h2x Uni](https://www.h2xengineering.com/university/): Structured training for learning how to use h2x. - [User Guide](https://help.h2xengineering.com/): Product documentation and guidance for using h2x. - [Contact h2x](https://www.h2xengineering.com/contact-us/): Contact the h2x team for product, support and general enquiries. - [Watch a Demo](https://www.h2xengineering.com/demo/): Watch an on-demand demonstration of the h2x platform. - [Book a Demo](https://www.h2xengineering.com/book-a-demo/): Schedule a live demonstration of h2x with the team. ## Optional - [Heat Pump Design eBook](https://www.h2xengineering.com/heat-pump-ebook-lp/): Educational resource covering heat pump system design. - [Legionella eBook](https://www.h2xengineering.com/legionella-ebook/): Educational resource covering Legionella considerations in water system design. - [MVHR eBook](https://www.h2xengineering.com/mechanical-ventilation-with-heat-recovery-mvhr-ebook/): Educational guide to Mechanical Ventilation with Heat Recovery systems. - [Privacy Policy](https://www.h2xengineering.com/privacy-policy/): h2x privacy and data handling information.