Articles

GLASER Method vs. WUFI: Which Condensation Risk Analysis Do I Need?

If Building Control, an approved inspector, or a warranty provider has asked you for a "condensation risk analysis" and you are not sure which method they mean, you are not alone.

Reading time: 7 minutes

Part L 2026: The SAP to HEM Timeline

Part L 2026 is confirmed for 24 March 2027. Here are the key transition dates, and what architects and developers should prepare for now.

Reading time: 3 minutes

5 Reasons Part O Overheating Assessments Fail in 2026 (And What to Check First)

If your Part O overheating assessment has come back with a fail, the design isn't necessarily the problem. Part O regularly conflicts with three other parts of the Building Regulations.

Reading time: 4 minutes

What Is an Energy Statement for Planning?

You've be tasked with having an Energy Statement completed and nobody's told you what it is or what it does, find out here.

Reading time: 5 minutes

Why Your Part O Overheating Assessment Is Failing

If your Part O overheating assessment has failed, it's rarely because the design is wrong. More often, it's because Part O conflicts with itself.

Reading time: 5 minutes

Row of new-build brick homes with pitched roofs, illustrating typical residential development requiring an energy statement

Energy Statement: A Comprehensive Overview

The best Energy Statements begin early in the design process.

Reading time: 4 minutes

How to Prepare for the Future Homes Standard

What do I need to build into my specification today, so I don’t get caught by redesign costs when Future Homes Standard enforcement hits?

Reading time: 4 minutes

Cambridge Commercial EPC Requirements 2025

If you're planning to sell or lease your Cambridge-based commercial property, you'll need to renew it before proceeding.

Reading time: 3 minutes

BB101-2018 Assessment - A Technical Overview for School Design Teams

A technical overview of BB101-2018 for school design teams

Reading time: 4 minutes

Panoramic aerial view of central London at sunset, including The Shard and City skyline, illustrating urban context for London Plan energy strategies

London Plan Energy Statement: A Practical Guide for Design Teams

London Plan Energy Statement guide for design teams.

Reading time: 4 minutes

Commercial EPC Certificates in Essex: Your Essential 2025 Guide

Your essential 2025 guide to Essex EPC Certification.

Reading time: 3 minutes

What Is a Simplified Overheating Assessment?

What is a Simplified Overheating Assessment?

Reading time: 3 minutes

Outline of a house with the text 'SAP Calculation Guide 2025' on a dark background, representing UK building compliance.

SAP Calculation: A Guide for UK Developers

Here is your SAP calculation guide to help comply with Part L requirements.

Reading time: 3 minutes

What Is a CIBSE TM52 Calculation?

What is a CIBSE TM52 calculation?

Reading time: 3 minutes

Home Energy Model is here: Top 4 Major Changes

What are the 4 major changes with the new Home Energy Model?

Reading time: 4 minutes

Mineral wool insulation installed between metal framing in a suspended ceiling system for improved thermal performance

Accurate U-Value Calculations: The Key to Part L Compliance

Understand the art of accurate U-Value calculations.

Reading time: 3 minutes

Top 10 Insights About Energy Calculation as a Service (ECaaS)

10 biggest insights about Energy Calculation as a Service.

Reading time: 5 minutes

SBEM Assessment: Essential 2025 Guide for Architects & Consultants

An essential guide for SBEMs to comply.

Reading time: 4 minutes

What Landlords Need to Know about the upcoming Domestic EPC Score Changes?

The UK government has launched a consultation on Minimum Energy Efficiency Standards (MEES).

Reading time: 3 minutes

EPC Reform Consultation Closes: Industry Consensus & Key Implications

A deep dive into the industry general consensus.

Reading time: 6 minutes

Our First Take on the Home Energy Model

A technical overview of the Home Energy Model (HEM).

Reading time: 8 minutes

Reforms to the Energy Performance of Buildings Regime

What’s changing and why it matters.

Reading time: 4 minutes

The Benefits of DSM for SBEM Calculations

Dynamic Simulation Modelling (DSM) role and how it differs from SBEM.

Reading time: 4 minutes

Energy Statements for Planning Applications

What are Energy Statements, why do we need them, and how can they be completed effectively?

Reading time: 4 minutes

Stay Compliant with London Plan Energy Guidance

London Plan Energy Compliance - Navigating Policies SI 2, SI 3, and SI 4.

Reading time: 5 minutes

Understanding Overheating Calculations

Ensuring thermal comfort and compliance.

Reading time: 4 minutes

Understanding SAP Calculations

A comprehensive guide for new builds, conversions, and extensions.

Reading time: 3 minutes

Understanding SBEM Calculations

A comprehensive guide for new builds, conversions, and extensions.

Reading time: 4 minutes

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