Resource Hub
Free checklists, guides & videos to help you stay compliant — created for architects, developers, and contractors.
Downloadable Checklists & Templates
Fast friendly compliance services tailored to supported housing providers
Part L Compliance
Checklist
A clear breakdown of the calculations, tests, and evidence required to demonstrate compliance with Approved Document Part L.
Air Pressure Testing
Prep List
Essential guidance on how to prepare your building for air pressure testing, helping you achieve a first-time pass and smooth Part L compliance.
Acoustic Testing Preparation Guide
Step-by-step guidance to prepare your site for acoustic testing, ensuring a smooth process and compliance with Approved Document Part E.
Overheating Assessment Data Sheet
A checklist of the key design details and data required to complete overheating assessments in line with Approved Document Part O (Simplified Method and TM59).
Ventilation Testing Record Template
A standard template to record ventilation flow rate test results, ensuring compliance with Approved Document Part F and clear evidence for Building Control.
Watch Our Explainer Videos
Short, simple videos to help your team understand what’s required and why.
Understanding SAP/SBEM and Part L
A simple walkthrough of SAP and SBEM calculations, explaining their role in Part L compliance and how they affect energy performance and Building Control sign-off.
Avoiding Overheating Failures at Sign-Off
Practical guidance on meeting Part O requirements, highlighting common causes of overheating failures and how to design for compliance first time.
Preparing for Air Pressure Testing
Clear guidance on how to get your building ready for an air pressure test, helping you avoid delays and achieve Part L compliance on the first attempt.
Acoustic Testing What to Expect on Site
An overview of the on-site acoustic testing process, so you know what to expect on the day and how it demonstrates compliance with Part E.
Stay Updated
Get notified when we release new resources, updates, or guidance.