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Vulcan Blog

Insights, tutorials, and best practices for energy modelling professionals.

Opinion4 min read

Modelling FHS: SAP or HEM?

SAP is staying for a little longer. Here's why Vulcan and leading assessors are preparing for HEM

28 May 2025
Opinion6 min read

Future Homes & Last Minute Syndrome

We diagnose UK Construction's last minute syndrome and discuss potential solutions

10 March 2025
Opinion4 min read

A Scalable Mechanism to Retrofit

We explain how Vulcan addresses system issues for homeowners to invest in retrofit

27 January 2025
Case Study6 min read

Modelling Heat Pumps with HEM

We used HEM to quantify the benefit of heat pumps with flexible tariffs and solar

31 August 2024
Case Study8 min read

Real Life Comparison: HEM vs SAP

We demonstrate how the Home Energy Model can predict actual energy use

16 August 2024
Case Study4 min read

Measure Thermal Comfort with Home Energy Model

The Home Energy Model outputs operative temperature for decisions that consider thermal comfort.

6 June 2024
Technical7 min read

How Has the Home Energy Model Been Validated

We cover how the Home Energy Model has been validated against other models and real buildings.

15 May 2024
Opinion5 min read

Why the Home Energy Model Matters

The Home Energy Model (HEM) will be used for Building Regulations from 2025. We cover why this matters.

5 March 2024

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