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Required documentation for WEc3 Option 1 Cooling Tower Cycles of Concentration

NC-v4.1 WEc3: Optimize Process Water Use
posted by Mark Benson on Jun 24, 2025, 8:53 am

For Option 1 Cooling Tower...

Prevention Through Design

Healthcare-v4 INc1: Innovation
posted by Katherine Zanecosky on Oct 17, 2018, 3:39 pm

Hi fellow LEED Users?

Has anyone else attempted the Prevention Through Design credit?  If so,

Did you experience any issues with meeting requirements?

What...

Last reply: Michelle Cordero, Jun 24, 2025, 3:42 am

Submitting Minimum Energy Performance Data for Multiple Buildings in LEED Campus Group Approach

CS-v4 EAp2: Minimum Energy Performance
posted by Alvaro Twose on Nov 12, 2024, 7:25 am

Hello LEED colleagues,

I'm working on a Core & Shell project with multiple buildings under LEED Campus following the Group Approach. I've encountered a challenge when submitting the...

Last reply: Marcus Sheffer, Jun 23, 2025, 4:17 pm

Prevention through Design- BOD e OPR

Pilot-Credits IPpc93: Prevention through design
posted by Adriana Hansen on Jun 10, 2021, 5:14 pm

Hello, 

We are trying to get credit on a project and would like to know if the items studied for credit need to be described in the...

Last reply: Laura Castanon, Jun 19, 2025, 5:30 pm

Painting HVAC Units on roof

NC-v4 SSc5: Heat Island Reduction
posted by Deborah Stadler on Jun 18, 2025, 4:46 pm

The client is close to getting the credit and wondered if painting the units on the roof would help.  I think it does from a heat island effect, but not from a LEED Credit point of view.  Is it...

Exhaust rate Table 6.5 ASHRAE 62.1 Clarifications for toilets

NC-v4.1 EQp1: Minimum indoor air quality performance
posted by Alessandro Zuanon on Jun 17, 2025, 6:49 am

Dear all,

some questions about exhaust flow rates to be used for toilets form table 6.5 of ASHRAE 62.1:

-is it confirmed that L/s/unit for "toilets - public" means L/s per water...

Indoor Water Use calculations for Daycare

NC-v4 WEp2: Indoor water use reduction
posted by Divya Shroff on Jun 13, 2025, 1:29 pm

Can infants and toddlers be excluded from indoor water use calculations for a daycare facility? Given that they will be using diapers rather than water closets or lavatories. 

selection between BD+C: CS or NC

LEED Rating System Selection
posted by Kyu-min Lee on Jun 12, 2025, 11:30 pm

I am working on the Leed project for the elderly care facility (nursing home).

The project consists of 3 underground floors and 11 above-ground floors, and the 2nd to 11th floors,...

EQc Low Emitting Materials- butyl sealant that meets requirements

NC-v4 EQc2: Low-emitting materials
posted by Theresa Lehman on Oct 21, 2024, 5:07 pm

The subcontractor supplying the commercial kitchen equipment for a project included a sealant (Premier XtraBond 1500NS) in their submittal that is not compliant with the LEED EQc Low-Emitting...

Last reply: Theresa Lehman, Jun 12, 2025, 4:00 pm

Comprehensive composting in small building office

Pilot-Credits SSpc129: Comprehensive Composting
posted by Belén Valladares López on Jun 12, 2025, 7:02 am

We are pursuing this credit for a small office building under LEED Core & Shell.

One of the requirements for the credit is to " Arrange outreach and education procedure for the...