Log in
Forum » NC-2009 IEQc2
Topic

Natural Ventilation

NC-2009 IEQc2: Increased Ventilation
posted by Torsten Biernat on May 11, 2012, 5:59 pm

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%.
1...

Last reply: Roger Chang, Feb 3, 2013, 10:38 pm

Compliance through natural ventilation

NC-2009 IEQc2: Increased Ventilation
posted by Udana Ratnayake on Jul 4, 2011, 11:53 pm

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...

Last reply: Jorge Torres-Coto, Jul 5, 2012, 9:08 pm

IEQc2- Why haven't we been awarded the credit?

NC-2009 IEQc2: Increased Ventilation
posted by Mairead Morrissey on Jun 10, 2012, 4:01 am

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...

Last reply: Jorge Torres-Coto, Jul 5, 2012, 8:59 pm

Car parking and increased ventilation

NC-2009 IEQc2: Increased Ventilation
posted by Timo Rintala on May 24, 2012, 2:05 am

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...

Last reply: Dylan Connelly, May 24, 2012, 11:41 am

30% for all spaces individually or for the total?

NC-2009 IEQc2: Increased Ventilation
posted by Emmanuel Pauwels on Dec 2, 2011, 12:26 pm

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...

Last reply: Dylan Connelly, Apr 10, 2012, 4:43 pm

Repair Bays

NC-2009 IEQc2: Increased Ventilation
posted by Esperanza Adams on Dec 12, 2011, 12:07 pm

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...

Last reply: Dylan Connelly, Dec 19, 2011, 11:34 am

Alternative Compliance path for international projects

NC-2009 IEQc2: Increased Ventilation
posted by Susann Geithner on Nov 15, 2011, 11:11 am

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....

Increase in Ventilation- Precentage

NC-2009 IEQc2: Increased Ventilation
posted by André Knutsson on Nov 8, 2011, 8:49 am

We are using...

Last reply: Dylan Connelly, Nov 10, 2011, 6:55 pm

ID credit for 100% outside air

NC-2009 IEQc2: Increased Ventilation
posted by Nelina Loiselle on May 24, 2011, 2:25 pm

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...

Last reply: Dylan Connelly, Nov 4, 2011, 7:25 pm

7th ed. Massachusetts Building Code and ASHRAE 62.1-2004

NC-2009 IEQc2: Increased Ventilation
posted by Paul Girello on Jan 15, 2010, 3:31 pm

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...

Last reply: Tristan Roberts, Mar 29, 2011, 12:23 am