Category: All Categories

October 16, 2025

ECO4 in the private rented sector (PRS) and social housing (SH)

Understanding ECO4 Eligibility: How PRS and Social Housing Properties Are Treated Differently If you’re navigating the world of energy efficiency upgrades under the ECO4 in the private rented sector or social housing, one of the first things to understand is that not all homes are […]

October 14, 2025

Domestic Retrofit: What People Get Wrong

(And How to Get It Right) Domestic retrofit what people get wrong. Hmm! Let’s be honest — Domestic Retrofit isn’t just about ticking boxes or installing shiny new kit. It’s about making homes warmer, healthier, and more energy efficient without causing unintended problems down the […]

October 10, 2025

Updated OFGEM Forms for ECO4 & GBIS

A relaxed update from your retrofit friends at ECO4 Gurus – Updated OFGEM Forms If you’ve been keeping an eye on the retrofit world (like we do every day), you’ll know that Ofgem has been busy updating the forms and guidance for both ECO4 and […]

October 10, 2025

File Naming Guide – Pashub

Let’s be honest—file naming isn’t the most glamorous part of retrofit coordination. But if you’ve ever had to dig through a folder full of ‘final_v2.pdf’ or ‘doc123.pdf,’ you’ll know how quickly things can go sideways. At ECO4 Gurus, we live and breathe domestic retrofit—and that […]

August 22, 2025

Wet rooms ventilation and IWI installation

This post is for people involved in domestic retrofitting of energy efficient measures. It is an overview of what constitutes a wet room and how this effects ventilation and IWI installation to properties that have Kitchen/diners, through lounges, open plan properties, etc, and a bit […]

May 7, 2025

GURU Update – PIBI’s and RC/Designer Inspections (PAS2035:2023)

GURU Update PIBI’s and RC/Designer Inspections As we understand it, and we have been lodging under PAS2023 for almost a year, the below is what’s accepted for PIBI’s and RC/Designer Inspections in the current climate. PIBI’s PIBI’s need to be signed by the client and […]

August 24, 2024

PAS ventilation requirements

Ventilation is really important when installing fabric measures as installing floor, wall or roof insulation decreases the air permeability of a building. When the ventilation is not taken into consideration and upgraded to minimum standards this may result in increased condensation, mould and an unhealthy […]

August 22, 2024

Intro to ECO Domestic Retrofit

This half hour presentation provides an overview of the ECO domestic retrofit sector. Hosted By Andrew Foote Telephone and WhatsApp: 07831 564351 Andrew.foote@eco4gurus.co.uk This introduction to ECO domestic retrofit is for individuals, installers and management companies who want to know more about the domestic ECO […]

July 26, 2024

Lodging Heating Controls – ECO4 – GBIS

What are the rules about lodging heating controls? ECO4 – GBIS Ofgem rules say you should record all the heating control measures that you have installed in your project and lodge them to Trustmark, but it seems some funders request different combination for reasons only […]

May 19, 2024

Home Upgrade Grant: Phase 2 – HUG2 Update April 2024

Home Upgrade Grant: Phase 2 (HUG2) Updated Delivery Guidance for Local Authorities In April 2024 This article will help you understand the ECO4 guidance update released in April 2024. Excerpts from the official document have been used. You can download your official copy by clicking […]