HVAC
Systems, ventilation & air qualityHVAC
What the F-Gas phase-down means for refrigerants
If you own an air conditioning unit or a heat pump, there is a gas quietly circulating inside it that you probably never think about. That…
Read guide →HVACIndoor air quality: a complete guide
Most of us spend the great majority of our lives indoors, at home or at work, yet we tend to think about air quality only when…
Read guide →HVACMechanical ventilation with heat recovery (MVHR) explained
There is a puzzle at the centre of every well-built modern home. To save energy you want the building sealed tight so that expensive warmth does…
Read guide →HVACUnderstanding SEER and SCOP efficiency ratings
When you start looking at air conditioning units you quickly run into a wall of letters and numbers. There are energy labels with coloured bars, there…
Read guide →HVACAir conditioning and your carbon footprint
Air conditioning has a reputation as an energy hog, a luxury that runs up bills and emissions in equal measure. That reputation was earned by older…
Read guide →HVACWhat is HVAC? The basics explained
HVAC is one of those acronyms that gets used constantly in the building trade and almost never explained. If you've been quoted for an "HVAC system"…
Read guide →HVACVentilation & air quality in modern buildings
We've spent decades making buildings more airtight to save energy — and in doing so, we've created a new problem. A tightly sealed building keeps heat…
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