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#### Make Up Air Units Modeling Requirements (System or Process Load)- ASHRAE 90.1-2010

##### NC-v4 EAp2: Minimum Energy Performance
###### posted by Richard Tran on Dec 26, 2023, 9:05 pmUnited States

Hello,

I'm currently working on my first Energy Model for a dining hall/domitory on a college campus. Currently I'm having a dillema on if I need to model the Make Up Air Unit as a process...

#### Water Heater Efficiency per Table 7.8 of ASHRAE 90.1-2010

##### NC-v4 EAp2: Minimum Energy Performance
###### posted by Richard Tran on Dec 26, 2023, 8:12 pmUnited States

Hello,

I'm currently working with two (600,000 Btuh, 130 Gallons, 97 EF) boilers for a dormitory building. From my interpretation of Table 7.8 the equation I'm suppose to use is 80%Et(Q/...

#### Baseline HVAC, Non-regulated loads and Exceptional Calculation Method for V4.1

##### NC-v4.1 EAp2: Minimum Energy Performance
###### posted by on Dec 6, 2023, 9:54 pmUnited States

A 156,000 SF pharmaceutical production facility wants to pursue LEED v4.1.  Building breakdown as follows:

• 75,000sf of pharmaceutical manufacturing space with 30-40...

#### If a parcel crosses the 1/4 mile radius, does it count?

##### CS-v4 LTc4: Surrounding density and diverse uses
###### posted by Armond Dai on May 19, 2023, 5:04 pmUnited States

Hi Armond, you can include or exclude at your discretion. Just be consistent with whichever you decide to do.  Log in or register to post comments 0 Vote up! Hi Armond, Please kindly refer to link below for reviewer comment based on this situation: https://leeduser.buildinggreen.com/forum/14-mile-radious-building-boundary Where building intersect the 1/4-mile offset, if the intersected property is included within the project's density calculations, the entire building area and associated property shall include as well (same approach when excluding intersected property). It is recommended...

#### Calculating CO2 setpoint for carbon dioxide monitoring

##### NC-v4 EQc1: Enhanced indoor air quality strategies
###### posted by Edgar Arevalo on Nov 9, 2023, 11:19 amUnited States

I've been looking at Appendix C of ASHRAE 62.1-2010 for a way, and I keep scratching my head.  Does anyone how to calculate for the...

#### Overall Feedback on Pilot Credit

##### Pilot-Credits MRpc87: Verified Construction & Demolition Recycling Rates
###### posted by Kavita Karmarkar on Mar 21, 2024, 5:32 pmUnited States

As our project is located in Northern CA, it is not diffidult to achieve this credit as there are many haulers with third-party certified diversion rates (RCI) in the area. They may not be lowest...

#### Gross Floor Area

##### CI-v4 MPR3: Must comply with project size requirements
###### posted by Edgar Arevalo on Mar 21, 2024, 3:09 pmUnited States

For a LEED Commercial Interior fit-out project, when we are registering the project in LEED Online it asks for the gross square footage.  Since...

#### Can EC3/TallyCAT be used for Option 3: Building Interiors Life Cycle Assessment?

##### CI-v4.1 MRc2: Interiors life-cycle impact reduction
###### posted by Nikhita Sapuram on Aug 8, 2023, 12:03 pmUnited States

Most WBLCA software programs do not include product specific data. For a tenant improvement project would it be acceptable to use a program that only looks at environmental impacts from cradle to...

#### Total Material Cost

##### LEED v4.1 Discussion Forum
###### posted by Arda Buyuklu on Mar 21, 2024, 10:49 amUnited States

Why is providing Total Material Cost required/necessary when completing a LEED v4.1 Materials Reporting Form? How is this relevant for LEED purposes, especially if it is almost always subject to...

#### LEED point adjustment when ASHRAE 90.1-2019 is used as baseline

##### NC-v4.1 EAp2: Minimum Energy Performance
###### posted by elvin ruya on Nov 3, 2022, 6:45 pmUnited States

Is there a direct correlation for LEED points when ASHRAE 90.1-2019 baseline is used instead of 2016?