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Proposed Building's HVAC system

CS-2009 EAp2: Minimum Energy Performance
posted by Luis Andrade on Jun 22, 2018, 9:42 am

Hi everyone,

I'm modeling an office building under LEED CS v2009. The scope of C&S includes a centralized cooling and heating system (air cooled chilers and heat pumps), ventilation...

Last reply: Tyler Thumma, Oct 7, 2024, 7:44 am

Option 3- Transit corridor

ND-Plan-v4 SLLp1: Smart location
posted by Vanessa Rosado on Sep 26, 2023, 10:02 am

Hello Leed user Team

For this option do we need to follow the same requirements as per LT c5  "Access to Quality Transit"? For example, do we need to take into account the following...

Tenants advertising- internally illuminated signage

CS-v4 SSc6: Light Pollution Reduction
posted by Ricardo Sá on Mar 9, 2018, 12:58 pm

We are working on a Core&Shell project that includes a space that will be tenanted to a retail group (supermarket)

The fit-out will be performed by the tenant and it will probably...

Last reply: Julio Fernandez Amodia, May 17, 2023, 8:17 am

Prerequisite questions for Minimum Energy Performance v4.1

NC-v4.1 EAp2: Minimum Energy Performance
posted by Greenlab on May 10, 2022, 11:24 am

For the prerequisite, can we obtain it, if we only achieve improvements on one of our indicators (Cost or...

Last reply: Greenlab, May 11, 2022, 4:27 am

ASHRAE Standard 90.1- 2016 in LEED v4

NC-v4 EAp2: Minimum Energy Performance
posted by Greenlab on Mar 28, 2022, 12:55 pm

Dear all,

While following LEED v4 EA Minimum Energy Performance, can we use ASHRAE Standard 90.1 - 2016, as it's more stringent than the 2010 version, instead of ASHRAE Standard 90.1 -...

Last reply: Jamy Bacchus, Mar 28, 2022, 2:36 pm

EN 16798-1:2019

NC-v4 EQc5: Thermal comfort
posted by Greenlab on Mar 23, 2022, 11:30 am

This EN is the most updated version of EN 15251:2007, which also incorporates the EN ISO 7730. Can the thermal comfort analysis be done following this EN from 2019?

Airport projects- LEED NC-v4: LT c6 BICYCLE FACILITIES

NC-v4 LTc6: Bicycle facilities
posted by Ricardo Sá on Nov 13, 2018, 11:53 am

Dear All,

we are working in a project of a new airport pursuing LEED certification.

Regarding LT Bicycle facilities:

  1. peak transients are mainly passengers that are not...

Last reply: Gustavo De las Heras Izquierdo, Mar 9, 2022, 2:48 pm

Hotel rooms requirements

Hospitality-NC-v4.1 EQc9: Acoustic performance
posted by Fábia Leal on Oct 21, 2021, 11:41 am

Hi!

In the new LEED v4.1 i noticed that in the acoustic performance credit all reference to residential projects has been removed.

In LEED v4, for hotel rooms the sound isolation...

Last reply: Adam Paul, Oct 22, 2021, 10:04 am

System 1/2- Ventilation Fans / Heat Recovery

NC-v4 EAp2: Minimum Energy Performance
posted by Ricardo Sá on Nov 28, 2017, 4:46 am

Hi,

we are modeling the HVAC system for the baseline building of a residential building. Since heating type in the proposed design will be electric, system 2 applies (1 PTHP shall...

Last reply: Eduardo Vidal Kume, Oct 12, 2021, 10:15 am

Outdoor Air when Baseline has System 2

NC-v4 EAp2: Minimum Energy Performance
posted by Greenlab on Jun 2, 2021, 1:01 pm

I am following v4 and ASHRAE 90.1 - 2016.

I have an Hotel in...

Last reply: Greenlab, Jun 15, 2021, 1:30 pm