How can you demonstrate the compliance with the mandatory provisions relative to air leakage of the envelope (both walls and fenestrations) of ASHRAE 90.1-2010 (par. 5.4.3.1.2, 5.4.3.1.3, 5.4.3.2...

Can the lighting control in offices be automatic (daylighting + occupancy sensors) only? I mean, without manual control?

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I am working for a CI project. The project space is located in very isolated factory area where not many buildings are located and therefore we are extremely low on points for this credit. I am...

I'm using  v2009_Minimum Energy Performance Calculator_v09.xlsm

In the tab "Air-Side HVAC" it specifies that energy recovery is required "For Baseline, any individual systems where supply...

Hi,

I have an high rise residential project and the property wants to permit people to smoke on the balconies.

My question is: the Tests for leakage are to be performed on...

The Reference guide states: "Preferred parking spaces have the shortest...

G3.1.3.11 states: “The heat rejection device shall be an axial fan cooling tower with two-speed fans, and shall meet the performance requirements of Table 6.8.1G.”

In Table 6.8.1G I see...

Hi all LEEDUsers,

For one of our projects, we would like to pursue this v4.1 credit by purchasing Energy Attribute Certificates (EACs) or carbon offsets. In the credit requirements...

Building A is part of a complex of four buildings, but only the building A is subject of LEED certification. The building heating, cooling and service water heating system is served by a heat...

Do you know whether the French label "Emissions dans l'air  intérieur" class A+ is valid for the credit requirements for interior paints?

from ...