We have a four story office building with natural ventilation. All the rooms are single-sided. We want to show that the window area is big enough to exceed the ASHRAE requirements by 30%.
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We have a canteen area in one of our projects that is to be naturally ventilated through open windows and ceiling fans. How can you calculate and show compliance with recommendations set forth in...

Hi, We have an overall 30% ventilation above ASHRAE, for each individual space. IEQp1 says we comply and that we do meet the 30% over the minimum requirement; however in the Credit form for IEQc2...

I have a office project with 250 car parking facility, underground and mechanically ventilated. We are going for increased ventilation credit in all spaces. However, based on USGBC's IEQ space...

We have an overall 30% ventilation above ASHRAE, but it is different in each spaces. Some spaces have 10% more and other have over 40% more. For credit compliance do we need 30% on the total...

Roger Chang Principal, Energy and Engineering Leader DLR Group | Westlake Reed Leskosky LEEDuser Expert 398 thumbs up December 19, 2011- 9:33 am Based on the language of this credit, the emphasis is on supply side breathing-zone ventilation, rather than exhaust. Has anyone else on this forum had to provide 30% more exhaust to meet this credit? Log in or register to post comments Dylan Connelly Mechanical Engineer Integral Group LEEDuser Expert 472 thumbs up December 19, 2011- 11:34 am The credit language does not mention exhaust. The increase in ventilation applied to only regularly occupied spaces.That...

The USGBC has published a draft for additional guidance for international projects. That includes alternative compliance paths and even additional LEED online forms for international projects....

We are using...

I know there is not an exemplary performance for this credit per say, but I am working on a project where we will using 100% outside air...do you think we could attmept an ID point since we are...

I am working on a building that is actually registered under v2.2 and using ASHRAE 62.1-2004 or local code for this credit which Mass State Building Code 7th ed. According to the engineers, the...