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ASHRAE 62.1 filter requirement "minimum volumetric ozone removal efficiency of 40% filter"

NC-v4 EQp1:Minimum indoor air quality performance
posted by  John Covello  on 

I am researching HVAC filter manufacturers and none so far seem to be able to provide me documentation for a carbon filter that meet the minimum volumetric ozone removal efficiency of 40%.

0

Stormwater Treatment Offsite by Municipality

NC-v4 WEp1:Outdoor water use reduction
posted by  Maya Facciolo  on 

Our project is located within the Fresno Metropolitan Flood Control District (FMFCD) in California, which provides regional stormwater treatment and discourages on-site water quality treatment.

0

Pilot Credit INpc155

Pilot-Credits INpc155:Design for Indoor Air Quality and Infection Control
posted by  Roxanne Button  on 

Has anyone attempted this Pilot Credit yet?  Our project is a college science building which was under construction during the COVID-19 shutdown, and already incoporates most of the requiremen

16
Wed Jan 14, 2026, 7:21 am

Project with mix of New Construction and Alterations

LEED Guidance for Campuses and Multiple Buildings
posted by  Kent B   on 

The project is an elementary school project with four buildings on the site.

1) Building A: main elementary building. Building is being fully replaced.

0

LEED v4.0 Energy Model: How to Handle Unknown (Central Plant) Equipment Data for Tenant Fit-Out?

CI-v4 EAc2:Optimize energy performance
posted by     on 

I’m working as an energy modeler on a 3‑floor office fit‑out within a 42‑story building in New York City (LEED v4.0).

1
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Wed Jan 7, 2026, 7:32 pm

Easily Achievable Where Mandates are in Place

Pilot-Credits SSpc129:Comprehensive Composting
posted by  Marsha Gentile  on 

This pilot credit is easily achievable where mandates and infrastructure (by municipality and/or base building in case of CI project) are in place.

8
Associate Principal
Crawford Architects
LEEDuser Basic Member
0 thumbs up
Tue Dec 23, 2025, 5:50 pm

Testing Protocol and Training Requirements

Pilot-Credits INpc137:Cleaning and Disinfecting Your Space for Emerging Pathogens
posted by  Beth Brownlie  on 

Cleanliness Protocols:  Wondering if there has been any pushback from Operators/Facility staff on these protocols and the training requirements?  

1
Tue Dec 23, 2025, 4:37 pm

Integrative Analysis of Building Materials- Work Smarter, Not Harder

Pilot-Credits MRpc103:Integrative Analysis of Building Materials
posted by  Marina Rullo  on 

This pilot credit is a useful way to both qualitatively and quantitatively examine the human health implications, environmental impacts, and safety impacts of building materials.

7
Tue Dec 23, 2025, 3:42 pm