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Designing Baseline with Natural Ventilation using IDA-ICE

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

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: Azra Semic, Feb 7, 2024, 6:29 am

EAp2-Energy Modeling_ Natural Ventilation/cooling Equivalent in Baseline models?

Mid-Rise-v4 EAp1: Minimum Energy Performance
posted by Claudio Leon on Oct 10, 2019, 4:02 am

Dear all,

As many of you may know, up until now ROS such as office rooms (Office), Bedrooms(Residental), etc. are not required to be mechanically cooled and sometimes not even ventilated...

Last reply: Azra Semic, Feb 7, 2024, 4:05 am

Can a non-revenue listed meter (or PTs and CTs integrated with the BAS) be utilized for credit compliance?

Healthcare-v4.1 EAc3: Advanced Energy Metering
posted by Keith Robertson on Feb 1, 2024, 1:34 pm

For low-level metering of loads, greater than 10% can a non-revenue listed meter (or PTs and CTs integrated with the BAS) be utilized to collect data in accordance with obtaining the advance...

Last reply: Marcus Sheffer, Feb 6, 2024, 5:05 pm

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: Theresa Lehman, Feb 6, 2024, 12:32 pm

Purchasing- Lamps: EXIT signs

NC-v4 INc1: Innovation
posted by Edgar Arevalo on Feb 5, 2024, 3:14 pm

I'm having trouble finding lumens for EXIT signs that are to be included in the Lamp Purchasing calculator.  Pretty much EXIT sign cutsheets do not show lumens because these are EXIT signs and...

Last reply: Edgar Arevalo, Feb 6, 2024, 10:12 am

University/Campus Setting

Pilot-Credits SSpc129: Comprehensive Composting
posted by Atlas Turner on Mar 30, 2023, 3:38 pm

Hi All,

Our project is on a University Campus. The campus has already implemented onsite comprehensive composting and has an active contract with the compost hauler. The campus is not...

Last reply: Kristen Fritsch, Feb 5, 2024, 5:32 pm

Purchasing- Lamps with UV-C

NC-v4 INc1: Innovation
posted by on Aug 1, 2023, 1:50 pm

Does anyone know if the Purchasing - Lamps innovation credit requires reporting of UV-C lights in air handlers (for coil irradiation and virus mitigation)? If so, what is the equivalent pg HG...

Last reply: Edgar Arevalo, Feb 5, 2024, 3:11 pm

Concern regarding entryway systems

EBOM-v4.1 EQc1: Green Cleaning
posted by Wafa Arif on Jan 25, 2024, 4:01 am


Under option 2 - Entryway systems, we need to put in place 10 feet elements in the primary direction of travel.

In our hotel project, the double door entrances leave no space...

Last reply: Stephen Ashkin, Feb 5, 2024, 1:33 pm

beyond the 25 feet boundary and neighboring business

CI-v4 EQp2: Environmental tobacco smoke control
posted by Edgar Arevalo on Dec 6, 2023, 4:10 pm

There is a library project I'm working on which has a policy of no smoking within 100 feet from the entrance.  The thing is it is next to neighboring business that are are within the 100 feet and...

Last reply: Edgar Arevalo, Feb 5, 2024, 11:44 am

Better Materials Web Site Discontinued

NC-v4.1 MRc2: Environmental Product Declarations
posted by Cynthia Kaplan on Feb 5, 2024, 11:06 am

I contacted...