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Clarification and Application of LEED v4 for District Energy Systems Using the Large-Scale DES Calculator

NC-v4 EAp2:Minimum energy performance
posted by  G.J. Teunissen  on 

I am working on a building project in the Netherlands that will utilize district heating.

0

ASHRAE 90.1.2010 and receptacle loads

NC-v4 EAc2:Optimize energy performance
posted by  Konstantina Kalliakoudi  on 

Hello to all,

I have following questions concerning  ASHRAE 90.1.2010 and receptacle loads:

4
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Mon Sep 1, 2025, 2:55 pm
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Is this runoff volume calculation correct?

NC-v4 SSc4:Rainwater management
posted by  SOYOUNG CHO  on 

Hello everyone,

0
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Schedule for Lighting, Occupancy, & Plug Loads

NC-v4 EAp2:Minimum energy performance
posted by  junaid naseer  on 

We are working on a Hospital Project outside USA and we are going though option 1 i.e. whole building energy simulation.

5
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Aug 28, 2025, 4:38 pm
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According to ASHRAE 90.1, Is it mandatory to install occuppant sensors in electrical and mechanical rooms?

NC-v4 EAp2:Minimum energy performance
posted by  Sara BENLOUBA  on 

According to ASHRAE 90.1 / Section 9.4.1.2 , Do we have to install occupant sensor or a timer switch in electrical and mechanical rooms? 

 

Thanks, 

5
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Aug 28, 2025, 12:50 pm

Clarification on "Size Category (Input)" in ASHRAE 90.1-2010 Table 7.8

NC-v4 EAp2:Minimum energy performance
posted by  Anurag Ghosh  on 

Hi everyone,

2
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Anurag Ghosh
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Wed Aug 27, 2025, 1:55 pm
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Contact Adhesives - Testing conducted for "Open Plan Office Environment"

NC-v4 EQc2:Low emitting materials
posted by  Sean Smith  on 

I'm looking for a contact adhesive for a client and I can't seem to find any complaint product with CDPH testing that is tested to the private office scenario.

0

eQuest for international projects - Default climate data and other pre-installed databases missing

CS-v4 EAp2:Minimum energy performance
posted by  Marine Petrosyan  on 

Hi All!

1
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Aug 21, 2025, 2:27 pm

LTc Bicycle Facilities Vincinity Map

NC-v4 LTc6:Bicycle facilities
posted by  Theresa Lehman  on 

I am working on a project seeking LEED certification located in a small rural community.

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IEQ PreReq - Carbon monoxide monitoring

NC-v4 EQp1:Minimum indoor air quality performance
posted by  Kim C  on 

The pre-requisite criteria speaks of having Carbon monoxide monitors installed in each dwelling unit. 

6
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Junaid Mujahid
Sustainability Engineer
PNC Architects (Sobha Realty)
LEEDuser Basic Member
2 thumbs up
Tue Aug 19, 2025, 7:57 am