We have a 100% outside air HVAC with an energy recovery wheel serving the entire the project space.  Since there is no recirculating air getting reintroduced to the supply side, the MEP engineer...

Hi users,

1)One of our Production building project having fresh air supply with fresh air louver opposite to the exhaust fans how can account this in fresh air calculator.

2)And how...

We have a mixed project with residential and office units. Residential area has apartments and few (12) duplex units. As per LEED requirement for Prerequisite 1- Minimum IA performance, CO...

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Hello, I have a system in a hotel that has a constant air volume system of crca 550 l/s and I am not sure how to correspond to the requierement of LEED: 

• "For constant-volume systems...

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We have a Distribution centre (Nothing Hazardous) of 1000m² with 10 people. The ventilation requirement by ASHRAE is Area- (1000*0.6)+ People (10*5) =  650 l/s. The local bylaw says it...

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We have a  shipping/receiving design  (nothing hazardous) around 1000m² with 15 people. The ventilation requirement according to ASHRAE 62.1 2010. Is (0.6 * 1000) + (5 * 5) = 625 l/s...

Table 6.4 of ASHRAE 60.1-2010 Note C states that for parking garages exhaust not required if two or more sides comprise walls that are at least 50% open to the outside. I have a garage with...

This is LEED reviewer question

The credit form indicates that the project is located in an area where the national standard or guideline for Particulate Matter smaller...

In one of our Projects with residential spaces, we are required to provided CO sensors for every residential unit. This is a mandatory requirement under the pre-requisite. The same was confirmed...