Posts Tagged ‘ventilation rate’

January 2, 2017

First ventilation standard!

Health and ventilation Early health concerns when Egyptians noted health of pyramid stonecutters improved with ventilation. First ventilation standard First ventilation standard in 1631 where King Charles of England decreed that there must be ventilation. Also stating that ceiling at least 10 feet high, windows taller than they are wide, and it is all for […]...

AUTHOR: Petra Vladykova Bednarova

December 4, 2014

Did you know about the effect of ventilation on sleep and next-day performance?

“People spend one third of their life sleeping, 12-14 hours/day during infancy and 7-8 hours/day during adulthood. Good sleep is generally considered to be essential for human health and well-being.…...

AUTHOR: Petra Vladykova Bednarova

November 19, 2014

Sleeping with or without ventilation?

“The measurements of CO2 concentration in the rooms showed a marked difference between the two conditions – a night-time average of 2395 ppm in the condition without ventilation and 835…...

AUTHOR: Petra Vladykova Bednarova

April 29, 2014

Overview of EN 15251: Part 2 – Design airflow rates, emissions pollutions and residential buildings

On 26th of March in 2014 I have connected online to participate in a web seminar on “CEN standards for the energy performance of buildings: Results and revision overviews”. The…...

AUTHOR: Petra Vladykova Bednarova