Log in
Forum » Costa Rica

Path 3: Proposed building values exceeding 5% in one category.

CI-v4.1 MRc2: Interiors life-cycle impact reduction
posted by Gaston Michaud on Jul 18, 2023, 1:13 pm

Hi everyone, 

We have a project that has several design optimizations and is reusing most of the furniture and some walls. The LCA shows the proposed construction with a 20% reduction in...

Last reply: Sarah Buffaloe, Aug 8, 2023, 1:55 pm

Chilled Water for Process Cooling

NC-v4.1 EAp2: Minimum Energy Performance
posted by Antonio Cajas on Apr 10, 2023, 8:32 pm

Hello everyone,

I have a project for a warehouse, in which there are areas for storage and manufacturing of plastics. For the air conditioning system, two water cooled chillers are used....

Last reply: Marcus Sheffer, Apr 11, 2023, 10:15 am

Daylight controls in multifamily mid-rise residential buildings

NC-v4 EAp2: Minimum Energy Performance
posted by Gaston Michaud on Oct 26, 2021, 12:54 pm


By following the Multifamily Energy Model Simulation Guidelines, lighting in dwelling unit spaces shall be modeled as lit for 2-3 hours per day; so, we distributed these hours ...

Last reply: Marcus Sheffer, Oct 26, 2021, 2:00 pm

Water usage for car wash

NC-v4 WEp2: Indoor water use reduction
posted by Gaston Michaud on Oct 15, 2019, 2:10 pm

Hi Everyone,

We are working on a rent-a-car agency and based on data provided from the previous location, their main end-use for water usage is car washing.  This new location includes...

Last reply: Susan Di Giulio, Feb 24, 2020, 3:59 pm

LT Prerequisite: Transportation performance

LEED v4.1 for Building Operations and Maintenance
posted by Gaston Michaud on Jan 31, 2019, 4:32 pm

Hello everyone!

If you are familiar with the calculations of this prerequisite, you'll notice that you basically calculate the average...

Last reply: Gaston Michaud, Mar 19, 2019, 4:07 pm

Outside airflow rates

CI-v4 EAp2: Minimum Energy Performance
posted by Juan Carlos Sanabria Fallas on Feb 26, 2018, 6:24 pm

Hi I receive this comment of the reviewers:

"The Minimum Energy Performance Calculator indicates that outside airflow rates have been modeled identically in the Baseline and...

Last reply: Juan Carlos Sanabria Fallas, Mar 8, 2018, 2:26 pm

Safe Storage

CI-v4 MRp1: Storage and Collection of Recyclables
posted by Brigitte Solis W on Jan 2, 2018, 3:33 pm

How can we demonstrate safe storage? Because in my first CI v4, the review team comment that  It is not clear if safe storage and collection has been provided for batteries, mercury-containing...

Last reply: Tristan Roberts, Jan 7, 2018, 1:46 pm

LOW VOC Comply

CI-v4 EQc2: Low-emitting materials
posted by Brigitte Solis W on Jul 27, 2017, 10:55 am

Hi, I am completing the...

Last reply: Michelle Halle Stern, Aug 27, 2017, 9:34 am

Baseline system selection

NC-v4 EAp2: Minimum Energy Performance
posted by Gaston Michaud on Jul 26, 2017, 7:38 pm

Hello everyone,
We are working with a building that has a complicated geometry, and the selection of the baseline system is not that evident. We are able to identify 5 main floors, but it...

Last reply: Marcus Sheffer, Jul 28, 2017, 12:13 pm

Planting in conservancy areas

NC-2009 SSc5.1: Site development - protect or restore habitat
posted by Roberto Meza on Jul 10, 2015, 5:44 pm

Hi everyone,
We have a project in a...

Last reply: Tristan Roberts, Nov 26, 2015, 11:18 pm