Good ventilation makes sure there is adequate fresh air for folks to breathe and assists avoid hazardous conditions like asphyxiation or suffocation from insufficient oxygen or high levels of poisonous gases. Inside the US, the ASHRAE regulation requires which the ventilation fee is calculated depending on the amount of air https://basementventilation57789.blogdanica.com/36485620/5-simple-statements-about-basement-ventilation-explained