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Monitoring - Mechanically ventilated spaces

NC-v4 EQp1:Minimum indoor air quality performance
posted by  Anna Bortkiewicz  on 

Hello, I have a system in a hotel that has a constant air volume system of crca 550 l/s and I am not sure how to correspond to the requierement of LEED: 

3
Mon May 19, 2025, 12:02 pm
4
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Sustainability Engineer
PNC Architects (Sobha Realty)
LEEDuser Basic Member
2 thumbs up
Fri May 16, 2025, 2:30 pm

Determining area of tree canopy shading for calculations

NC-v4 SSc5:Heat island reduction
posted by  Erica Downs  on 

When determining the "Area shaded by plant canopy", do you count the entire tree canopy area, or only the area of hardscape that overlaps with the 10-yr tree canopy? I've received conflicting

2
Managing Partner
Ecoimpact Consulting
LEEDuser Expert
171 thumbs up
Wed May 14, 2025, 2:58 pm

Purchased Chilled Water in System 3, Different cooling energy types

CS-v4 EAp2:Minimum energy performance
posted by  Martin K  on 

Hi all,

I need help with these three questions:

3
Tue May 13, 2025, 4:10 pm

Detaining the rainwater runoff -an accepted solution?

NC-v4 SSc4:Rainwater management
posted by  Florian Schmidtchen  on 

Dear all, In our project we are planning to follow option 1 path 2.

21
ESG consultant, LEED AP BD+C
Self Employed
LEEDuser Basic Member
36 thumbs up
Tue May 13, 2025, 3:54 pm
3
Mon May 12, 2025, 9:25 pm

Outdoor Air when Baseline has System 2

NC-v4 EAp2:Minimum energy performance
posted by  Greenlab   on 

I am following v4 and ASHRAE 90.1 - 2016.

I have an Hotel in Climate Zone 3A, therefore I am using System 2 (PTHP) for Baseline.

8
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Managing Partner
Engineering Solutions
LEEDuser Basic Member
0 thumbs up
Thu May 8, 2025, 3:44 pm

MERV 13 Filter for ERV

NC-v4 EQc1:Enhanced indoor air quality strategies
posted by  Anne L  on 

We have a multifamily residential project which will have a stand alone ERV per unit, does anybody know if we need to install MERV 13 filter on all the ERV's per unit to comply with the c

4
Architect - Cx Provider - Building Performance Specialist
GLHN Architects & Engineers
LEEDuser Premium Member
25 thumbs up
Wed May 7, 2025, 6:10 am