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Painting over the cement tile

NC-v4 SSc5: Heat Island Reduction
posted by Osman Faroq on Dec 17, 2023, 4:14 am

Dear All, 

In our project, we would like to appy coating with high...

Last reply: emily reese moody, Apr 5, 2024, 5:39 pm

SR for White Cement Concrete Pavement

NC-v4 SSc5: Heat Island Reduction
posted by Osman Faroq on Jan 29, 2024, 1:53 am

Dear LEED Users, 

I need confirmation, Is the white cement concrete pavement dont require SR testing report or manufacturer documentation. Is it acceptable by...

Last reply: emily reese moody, Apr 5, 2024, 5:38 pm

Air Test Sampling Point Location

NC-v4.1 EQc4: Indoor air quality assessment
posted by Noriko Nagazumi on Jan 18, 2024, 11:48 pm

Hello, 

The reference guide states that the testing must include all occupied spaces....

Last reply: Dávid Jakab, Apr 5, 2024, 12:30 pm

District Energy for Partial Building Load

NC-v4 EAp2: Minimum Energy Performance
posted by Jess Scanlon on Jul 6, 2017, 2:07 pm

I am modeling a new building on a university campus following LEEDv4 Option 1, Whole Building Energy Simulation.
Heat Recovery Chillers are providing 44% of the cooling load of the building...

Last reply: Tyler Thumma, Apr 5, 2024, 11:43 am

Designing Baseline with Natural Ventilation using IDA-ICE

NC-v4 EAp2: Minimum Energy Performance
posted by Azra on Feb 7, 2024, 3:31 am

Hi,
Does someone know how are we to design baseline when we have natural ventilation?  According to ASHRAE 90.1 - 2010 Table G3.1.1A, we have to use System 7 as baseline HVAC System Type,...

Last reply: Tyler Thumma, Apr 5, 2024, 11:37 am

LEED Ceremonies at Opening Day

NC-v4.1 EAc1: Enhanced Commissioning
posted by Kath Williams on Sep 26, 2020, 1:29 pm

Is there any way under version 4.1to meet the requirements of this credit in a timely fashion so that the LEED Plaque can be awarded on the building's opening/ribbon cutting day?  Enhanced...

Last reply: Martha Norbeck, Apr 5, 2024, 11:03 am

How to report High COP values for Chillers

NC-v4 EAp2: Minimum Energy Performance
posted by Rajat Wadhwa on Jan 25, 2024, 4:05 pm

Hi I am working on a Data Center in Chicago, and we have Chillers which have a high COP when the ambient temperature is low outside, so The energy modeling software that I am using can ony get as...

Last reply: Tyler Thumma, Apr 5, 2024, 10:59 am

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 pm

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...

Last reply: Tyler Thumma, Apr 5, 2024, 10:56 am

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 pm

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/...

Last reply: Tyler Thumma, Apr 5, 2024, 10:49 am

How to account for pressure adjustments when Multiple units have different MERV filters

NC-v4 EAc2: Optimize Energy Performance
posted by Rajat Wadhwa on Dec 12, 2023, 3:54 pm

Hi , I am working on a model in which the baseline is system 7 which means 1 system per floor, but the proposed system has different units serving one floor and they have different...

Last reply: Tyler Thumma, Apr 5, 2024, 10:42 am