Sentences with phrase «as ventilation rates»
Specific concentrations of these pollutants, as well as ventilation rates, have been linked to sick building syndrome (SBS), which can include symptoms like headaches and lethargy.
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What's more, as communities try to reduce their energy costs, many schools have reduced their ventilation rates.
In the short term, your body will undergo the following changes: ventilation (respiratory rate) increases in response to a lower amount of oxygen in the blood, blood then becomes more alkaline (meaning less acidic) as you hyperventilate, and this alkaline state in turn signals your body to breathe less than you should in order to get substantial oxygen to your tissues.
Exposed birds who do not start to breathe at a normal rate and with normal effort simply with better ventilation should be brought to a veterinarian as soon as possible for supportive therapy, such as fluids and oxygen.
So, huge carbon savings, and since interest rates are below 10 %, most any builder would install a GSHP and / or super-insulation and / or passive / active solar and / or whole house ventilation instead of a conventional HVAC system if the buyer had to consider monthly energy costs the same as monthly payments when facing the bank.
In a range of naturally ventilated homes with airtightness ranging from 5 to 20 ach @ 50Pa, winter air exchange rates were estimated to vary between 0.2 and 0.7 ach — and the ventilation rate was not closely related to airtightness, which casts doubt on the long standing assumption that infiltration can be seen as part of the ventilation strategy.2
With a general weakening of ventilation rates as a result of climate change (Bryan et al., 2006), oxygen content of the global ocean is likely to further decrease (ventilation to the surface allows new input of oxygen from the atmosphere).
As a prerequisite in the LEED for Homes program, a project must «design and install a whole building ventilation system that complies with ASHRAE Standard 62.2 - 2007,» a standard developed by the American Society of Heating, Refrigerating and Air - Conditioning Engineers that details ventilation rates and strategies for healthy homes.
Two takeaways: The first, from the researchers is that should this work be confirmed by other studies, indoor ventilation rates should be increase; the second, a question from me, is that as outdoor CO2 rises to 600ppm (as it well may should we not reduce greenhouse gas emissions), what will the effect be on indoor levels — after all you would be starting from a considerably higher baseline?