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Proposal to update the LEED New construction registration to LEED Core and Shell in the construction phase

LEED Rating System Selection
posted by Alokmay Behera on Jun 4, 2024, 3:47 am

Greetings.

I am working on a project with 8 mid-rise buildings, each of them targetting LEED Platinum under New Construction (NC)- Version 4.  However, during construction, one of the...

Last reply: Alokmay Behera, Jun 10, 2024, 1:55 am

Location Valuation Credit in LEED v5?

LEED v5 BD+C/ID+C: Overall and Appendix Public Comments
posted by Sionainn Rudek on Jun 7, 2024, 3:19 pm

I am researching the green building product supply chain and have been focusing on the Location Valuation Credit as an incentive for developing a more robust green building product manufacturing...

Cool walls materials database

Pilot-Credits SSpc154: Heat Island Mitigation with Cool Walls
posted by Mariel Rivera on Jun 7, 2024, 12:41 pm

Hello LEEDusers!

Do you know if there is a database where I can find "cool walls" materials, which includes manufacterers and values needed?

Recycled Content Report (Post-Consumer & PreConsumer)

NC-v4.1 MRc3: Sourcing of Raw Materials
posted by Mu'ath Ad on Jun 7, 2024, 2:02 pm

Hi, in my current project I am dealing with a manufacturer who provided the Recycled Content with percentage report with mention whether is post-consumer or pre-consumer for some reasons.

...

Last reply: Mu'ath Ad, Jun 7, 2024, 2:07 pm

BUG Rating for Fixtures

NC-v4.1 SSc6: Light Pollution Reduction
posted by Christopher Widdowson on Jun 7, 2024, 10:20 am

I'm having trouble finding manufacturers who provide the...

Last reply: Emily Purcell, Jun 7, 2024, 11:48 am

Parking Ventilation ACP Europe

CS-v4 EQp1: Minimum indoor air quality performance
posted by Samuel Sura on Feb 21, 2018, 3:36 am

Hi,

can someone please explain what Standard should be used to determine the minimum ventilation rate for parking area for projects located outside the USA, specifically Europe? Option 2...

Last reply: Santiago Avila, Jun 7, 2024, 5:50 am

Filtering mixed return and outdoor air

NC-v4 EQc1: Enhanced indoor air quality strategies
posted by Zeynep Cakir on Jun 6, 2024, 9:52 am

Is it acceptable to filter mixed return and outdoor air instead of outdoor air only? In our case, huge industrial ventilation systems provide fresh air to a yarn factory. The ventilation systems...

Last reply: Andrey Kuznetsov, Jun 7, 2024, 5:52 am

Carbon Offsets & Annual delivery

CS-v4 EAc7: Green power and carbon offsets
posted by Sustainability & Commissioning on Jan 31, 2024, 4:31 pm

Hi all, 

On one of my Core & Shell projects, the quantity of Carbon offsets required seems to be so small that the suppliers are not willing to contract for an annual supply of the...

Last reply: Samuel Sura, Jun 6, 2024, 5:23 pm

Air Testing: Particulate Matter

NC-v4.1 EQc4: Indoor air quality assessment
posted by Daniel Smith on Jun 1, 2020, 2:10 pm

Hi all,

I'm having difficulty understanding what Concentration Limit to apply for Particulate Matter (PM10 and PM2.5) under V4.1 BD+C.

For PM10, does an ISO 14644-1:2015 limit apply...

Last reply: Collin Robinson, Jun 6, 2024, 2:31 pm

Storage of Chemicals to avoid Cross-contamination in Labs

NC-v4 EQc1: Enhanced indoor air quality strategies
posted by Joyce Kelly on Feb 27, 2018, 7:37 pm

I'm recommending that chemicals delivered to Labs should be stored in vented Chem. cabinets with 0.5cfm psf to create neg. pressure with respect to the rest of the Lab. Then, chemicals in use are...

Last reply: Grace Heraly, Jun 6, 2024, 1:51 pm