News
Regulation, field practice and tools: our analysis to help renovation professionals sell and deliver energy retrofits.

On a renovation project, what saves time is a clear, step-by-step pathway, with technical choices that follow one another without ambiguity. As a tradesperson, you need a simple framework to prioritise the envelope, heating, ventilation and grants, without redoing the same calculations three times over. The idea is to move from "we'll see" to a modular plan that adapts to the home and to your way of working.
5 min read

On site, the choice between a vertical or horizontal tank often comes down to a few centimetres and one single question: where can it fit without sacrificing hot water comfort? By factoring in space, access to connections and servicing, you secure a clean, quick, and above all durable installation. The idea is to avoid the model that “fits” but complicates everything else.
5 min read

On a hygro B mechanical ventilation system, a well-adjusted extract vent isn't enough if fresh air doesn't enter in the right place. As a tradesperson, you can secure the airflow, limit discomfort and avoid callbacks, just by taking care with the choice, placement and installation of air inlets. A few job-site details often make all the difference, without adding complexity.
5 min read

When humidity spikes in a bathroom or kitchen, you notice it right away: condensation, odours, mould creeping into the grout. A built-in humidity sensor gives you automatic, more consistent adjustment, with no return visit to "recalibrate" by hand. A solid choice when you want to secure indoor air quality without complicating the install.
5 min read

Between photos, plans, customer exchanges and team tracking, your job-site information often ends up scattered everywhere. With the right tools, you centralise everything in one place, avoid oversights and save time without weighing down your day. The result: faster decisions, clear evidence, and projects that move forward cleanly.
5 min read

When your clients complain about a shower that's too hot then too cold, it's often the water going down the drain during adjustment that's the real cost. In renovation, you can give them comfort right away and cut wasted liters, without touching the tank. With the right installation and settings, you also secure the temperature — a real plus in family homes.
6 min read

On a house, siting is not a detail. It can add comfort in winter and avoid overheating in summer, without adding a single piece of equipment. As a tradesperson, you have influence from the earliest sketches or during a major renovation to place living rooms and glazing where they work for you, not against you. A few simple choices, well explained to the client, and your project becomes more efficient, easier to read, and often easier to justify when applying for grants.
6 min read

On an EPS external wall insulation job site, carbon impact often comes down to the details. With a simplified approach, you can quickly compare several variants (thicknesses, adhesives, fixings, finishes) and strike the right balance between performance and footprint — enough to answer client requests without spending hours on a spreadsheet.
5 min read

When you optimize a building's envelope, its shape matters as much as its materials. A well-designed volume limits heat-loss surfaces, simplifies insulation, and helps you meet RE2020 targets without over-engineering the job site. In practice, it's a concrete lever for gaining performance, budget, and peace of mind, right from the sketch stage.
5 min read

On a job near the sea, salt and humidity attack fast. On a facade, a roof or a terrace, the smallest weakness becomes an entry point, and callbacks pile up. As a tradesperson, you save time when you secure materials, fixings and finishes from the start. With the right reflexes, you deliver a durable result, and you avoid site returns.
5 min read

In renovation, you can improve comfort without piling on equipment, by starting with orientation, sun, wind and the building's thermal mass. These simple markers help you decide quickly, justify your choices to the client and avoid contradictory work. When the building "works" for you, your technical solutions become leaner and easier to deliver on site.
5 min read

When a client mentions a small wind turbine for their house, you need to sort promise from reality fast. Available height, steady winds, neighbours, local paperwork, that's often where the project is decided, well before the quote. With a few simple benchmarks, you can frame the need, avoid bad surprises, and talk profitability without selling a dream.
5 min read
One demo, and you see your expertise proven.
Contact us