Two illustrations include air-facet economizer cooling and ventilative pre-cooling. In other instances, ventilation for indoor air high quality contributes to the necessity for – and energy use by – mechanical heating and cooling devices. In hot and humid climates, dehumidification of ventilation air is usually a particularly Electrical power-intensive system. https://basement-extract-systems78901.verybigblog.com/27185492/the-fact-about-ventilation-systems-that-no-one-is-suggesting