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 ...

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 ...

The global water-cooled heat recovery VRF systems market size was US$ 251.4 million in 2021. The global water-cooled heat recovery VRF systems market size is forecast to reach US$ 494.2 million by ...

We have no idea whether [Nick Goodey] is a trained engineer or not. But given the detailed design of this DIY energy recovery ventilator for his home HVAC system, we’re going to go out on a limb and ...

In our modern semi-dystopia, it seems like most companies add automation features to their products to lock them down and get consumers to buy even more proprietary, locked-down components. The few ...

Wastewater flushed down the drain can be used to heat and cool homes and buildings in a sustainable way and climate experts say it's an untapped source of energy due to its stable temperature of ...

Flue gas heat recovery systems represent a critical technological advancement in optimising energy efficiency and reducing atmospheric emissions in industrial and power generation settings. These ...

Airtight and super-insulated, a passive house uses around 90% less energy. When the Canadian engineer Harold Orr and his colleagues began designing an ultra-efficient home in Saskatchewan in the late ...