As the learning curve for VRF continues, it’s only fitting to see how it can fare in a familiar learning environment. Turns out it can play a key role in the critical lesson of adapting to existing ...

Air recirculation in ventilation systems is essentially the mixing of a certain amount of exhaust air into the supply air. This process provides a reduction in energy consumption when heating fresh ...

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This BluMartin freeAir unit has almost no ductwork. One of the big selling points of Passivhaus design is the air quality. There is almost no air leakage through the walls, so most Passivhaus ...

Last week I reviewed some of the general strategies used for ventilating buildings -- or not. This week, I’ll zero in on the types of balanced ventilation in which heat is recovered from the outgoing ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. We like to repeat architect Carl Elefante's adage that "the ...

Xpelair has added to its Carbonlite range of mechanical ventilation systems with the Xcell 300, a mechanical ventilation unit with heat recovery The unit, which is available in three models – QV, QVW ...

So, when we first bought our house, we knew that there was an air-to-air unit and ductwork installed that was no longer functioning. It has been on our To Do list for many years to have it fixed, but ...

We don’t use cow dung to warm our homes any more nor do we rely on the half-door for ventilation, newer technologies have replaced them. So, why then are we still using oil or gas boilers for heating ...

Poor indoor air quality caused by insufficient ventilation is an issue for many types of buildings, from residential properties to offices and factories. World Health Organisation (WHO) research ...