Log in

Forum

Forum » NC-v4.1 EAc2
Topic

Percentage Improvement using GHG emission metric

NC-v4.1 EAc2: Optimize Energy Performance
posted by Pan Pan on Aug 14, 2019, 3:18 am

Hi,

How is the calculation for...

Bollard lighting on a recreational path

NC-v4.1 EAc2: Optimize Energy Performance
posted by Randi Meredith on Dec 4, 2020, 1:19 pm

My town is proposing to install lighting along a partially wooded Rails-to-Trails path. Looking for specific recommendations for adequate lighting using bollards or something similar.

...

Mix coefficients from the International Energy Agency CO2 Emissions from Fuel Combustion 2017 report

NC-v4.1 EAc2: Optimize Energy Performance
posted by Dang Thi on Jan 25, 2021, 10:29 pm

We have a project to persue LEED ZERO Carbon. However, we can not find mix coefficients from the International Energy Agency ...

Carbon emission for Electrical Energy and Natural gas

NC-v4.1 EAc2: Optimize Energy Performance
posted by SAMY Chamy on Jun 30, 2022, 8:57 am

Dear Concern

Our project is located in Bangladesh and we are looking for carbon emissions per unit of electricity production and 1 m3 of natural gas usage.

In a Global...

Has LEED provided any incentive for electrifying buildings in areas with clean electrical grids?

NC-v4.1 EAc2: Optimize Energy Performance
posted by Tim Nabholz on Sep 21, 2021, 1:47 pm

Hi there, 

I am working on a LEED v4 project looking at following EApc95 for Energy. I understand that the v4.1 Energy Reduction credit follows the same requirements as v4 EApc95 (except...

Last reply: Jamy Bacchus, Sep 22, 2021, 3:32 pm

Porch lighting included in building energy model?

NC-v4.1 EAc2: Optimize Energy Performance
posted by Rachel Novick on Sep 20, 2023, 5:18 pm

Our building has a large open-air porch that we use for parties. It has lights and ceiling fans. Is that electricity included in the building energy demand calculation that is used to determine...

Last reply: Marcus Sheffer, Sep 22, 2023, 11:22 am

Infiltration rate @ 75 Pa (ASHRAE 2016) vs. 4 Pa / 50 Pa (Design Builder Software)

NC-v4.1 EAc2: Optimize Energy Performance
posted by Ziad Zeitoun on Nov 28, 2023, 11:18 am

Hello, 

ASHRAE 2016 specifies the...

Last reply: Marcus Sheffer, Dec 1, 2023, 9:44 am

Consiterations-Equation PCI below PCIt

NC-v4.1 EAc2: Optimize Energy Performance
posted by Konstantina Kalliakoudi on Oct 4, 2019, 5:40 am

Dear Leedusers,

Please Confirm that the equation for “project percent improvement PCI below PCIt “ as mentioned at the credit is following :

[( PCIt- PCI)/ PCI...

Last reply: daric adair, Nov 30, 2020, 3:25 pm

Option 2: New Building Institute Multifamily Guide under the LEEDv4.1 Residential Multifamily

NC-v4.1 EAc2: Optimize Energy Performance
posted by Anna Korinkova on May 26, 2021, 11:59 am

Hi, 

This question is related to the LEEDv4.1 Residential Multifamily scheme, but there doesn't seem to be this category available in the forum, hence I posting it here.  

We will...

Last reply: Anna Korinkova, Jun 11, 2021, 9:42 am

EAc2 option question and PCI calculation

NC-v4.1 EAc2: Optimize Energy Performance
posted by Andrew Shaw on Jul 27, 2021, 12:03 pm

Hello everyone,

I work for a ventilation equipment manufacturer who recently supplied a couple of ERV units for EAc2 and the minimum energy performance prerequisite. I got in touch with...

Last reply: Andrew Shaw, Aug 3, 2021, 12:23 pm