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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
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Mon Sep 1, 2025, 2:55 pm

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
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
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Thu Aug 28, 2025, 4:38 pm

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
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Thu Aug 28, 2025, 12:50 pm

TBLA Calculation of Cx Savings

Pilot-Credits INpc113:Informing Design Using Triple Bottom Line Analysis
posted by  Candice Rogers  on 

Hello - one of the newer features of Autocase is the calculation of commissioning savings.  My question for others is are you finding these savings seem overstated?  It feels like a flatl

3
Wed Aug 27, 2025, 7:20 pm
2
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Wed Aug 27, 2025, 1:55 pm

ASHRAE 90.1 Lighting Power Densities - Residential Buildings

NC-2009 EAp2:Minimum energy performance
posted by  Maya Karkour  on 

Dear all, I was wondering how I can find the Lighting Power Densities for Residential Buildings in ASHRAE 90.1-2007. The 2 tables (Building Area Method & Space-by-Space) do not include catego

3
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
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Tue Aug 26, 2025, 1:23 pm

Estimating for Commercial Building Interiors

WELL Building Standard Discussion Forum
posted by  Milse Parker  on 

I'm a commercial construction estimator, and I’ve learned a lot about estimating for commercial building interiors and I am sharing it with this forum.

0

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.

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