Your LEED certification toolkit and expert forum

LEEDuser helps you successfully complete your LEED project certification with tips, checklists, sample documentation, forums, and more.

Looking for help on a specific LEED credit? Browse for it here, or review all of the credits and prerequisites in these LEED rating systems:

  • LEED-NC: New Construction v2.2,
  • LEED-NC: New Construction v2009,
  • LEED-CS: Core and Shell v2009,
  • LEED-CI: Commercial Interiors v2009,
  • LEED-Schools v2009,
  • LEED-EBOM: Existing Buildings Operation and Maintenance v2009.
  • See all LEED version 4 (LEED v4) rating systems.
  • See all versions of all LEED rating systems.
  • Discussion Forum

    There are discussions happening on pages across this site, right in the thick of our content. If you don't find your topic, you can start your own discussion.

    Title Comments Most Recent Post
    RE: Pump consumption
    in CS 2009 EAp2: Minimum Energy Performance
    834 Toni Herena Montull
    Project Engineer
    Aiguasol
    Mon, Sep 15, 2014
    Site Condition
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    215 Razan Nejem
    Environmental Engineer, LEED AP BD+C
    Mon, Sep 15, 2014
    RE: No public water and wastewater infrastructure in the City!!
    in ND-v2009: Smart location
    14 Rita Barata
    Mon, Sep 15, 2014
    RE: FF&E
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    173 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 14, 2014
    RE: VOC limits
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    72 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 14, 2014
    retail spaces in office building
    in CS 2009 IEQc2: Increased Ventlilation
    7 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Sun, Sep 14, 2014
    RE: No car park or external areas
    in EBOM 2009 SSc7.1: Heat Island Reduction—Nonroof
    53 GBC Council CL
    Chile GBC
    Sat, Sep 13, 2014
    RE: What about buildings occupying the whole site?
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    226 GBC Council CL
    Chile GBC
    Sat, Sep 13, 2014
    RE: CxA Experience and energy systems
    in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
    246 André Harms
    Ecolution Consulting
    Sat, Sep 13, 2014
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Fri, Sep 12, 2014
    5% path
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    88 Maximiliano Martinez
    Project Manager
    PowerSeal Pipeline Products Corporation
    Fri, Sep 12, 2014
    RE: NC 2009 or v4 Multifamily Midrise
    in LEED Rating System Selection Q&A
    608 Asa Foss
    LEED for Homes Techincal Development
    US Green Building Council
    Fri, Sep 12, 2014
    RE: Janitor's closet away from occupant work areas
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Fri, Sep 12, 2014
    Qualifying Products
    in NC-2009: Environmentally preferable interior finishes and furnishings
    13 Thomas Hellmann
    Director of Architecture
    Hixson
    Fri, Sep 12, 2014
    RE: Aluminum Flooring
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    106 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Sep 11, 2014
    Title Comments Most Recent Post
    RE: Pump consumption
    in CS 2009 EAp2: Minimum Energy Performance
    834 Toni Herena Montull
    Project Engineer
    Aiguasol
    Mon, Sep 15, 2014
    Site Condition
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    215 Razan Nejem
    Environmental Engineer, LEED AP BD+C
    Mon, Sep 15, 2014
    RE: No public water and wastewater infrastructure in the City!!
    in ND-v2009: Smart location
    14 Rita Barata
    Mon, Sep 15, 2014
    RE: FF&E
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    173 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 14, 2014
    RE: VOC limits
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    72 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 14, 2014
    retail spaces in office building
    in CS 2009 IEQc2: Increased Ventlilation
    7 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Sun, Sep 14, 2014
    RE: No car park or external areas
    in EBOM 2009 SSc7.1: Heat Island Reduction—Nonroof
    53 GBC Council CL
    Chile GBC
    Sat, Sep 13, 2014
    RE: What about buildings occupying the whole site?
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    226 GBC Council CL
    Chile GBC
    Sat, Sep 13, 2014
    RE: CxA Experience and energy systems
    in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
    246 André Harms
    Ecolution Consulting
    Sat, Sep 13, 2014
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Fri, Sep 12, 2014
    5% path
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    88 Maximiliano Martinez
    Project Manager
    PowerSeal Pipeline Products Corporation
    Fri, Sep 12, 2014
    RE: Janitor's closet away from occupant work areas
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Fri, Sep 12, 2014
    Qualifying Products
    in NC-2009: Environmentally preferable interior finishes and furnishings
    13 Thomas Hellmann
    Director of Architecture
    Hixson
    Fri, Sep 12, 2014
    RE: Aluminum Flooring
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    106 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Sep 11, 2014
    RE: Providing Accurate Number of Bus Rides for Exemplary Performance
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    202 Kristina Bach
    Sustainability Specialist
    Thu, Sep 11, 2014
    RE: percent of occupants
    in NC v2.2 WEc3.1–3.2: Water Use Reduction
    77 Catalina Caballero
    Sustainability Coordinator
    JALRW Eng. Group Inc.
    Thu, Sep 11, 2014
    RE: Utilizing the car2go program to satisfy vehicle-sharing option
    in NC 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    348 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Thu, Sep 11, 2014
    Ecocert
    in EBOM 2009 MRc5: Sustainable Purchasing—Food
    81 Gabriel Frasson
    Project Manager
    OTEC
    Thu, Sep 11, 2014
    RE: energy used on-site vs sold energy
    in NC-v4: Renewable energy production
    2 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Sep 11, 2014
    RE: reference systems for a warehouse building
    in NC 2009 EAp2: Minimum Energy Performance
    2,367 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Sep 11, 2014
    Title Comments Most Recent Post
    RE: NC 2009 or v4 Multifamily Midrise
    in LEED Rating System Selection Q&A
    608 Asa Foss
    LEED for Homes Techincal Development
    US Green Building Council
    Fri, Sep 12, 2014
    RE: Equipment submittals do not match design documents
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    571 Todd Reed
    Daylight Designer
    7group
    Thu, Sep 11, 2014
    LEED for Healthcare: Lessons Learned - by Mara Baum
    Wed, Sep 10, 2014
    Discuss the LEED Dynamic Plaque - by Tristan Roberts
    Wed, Sep 10, 2014
    RE: Switching to LEED V4
    in Got Technical Questions on LEED v4?
    57 Jeslin Varghese
    GBRI
    Mon, Sep 8, 2014
    Calculating FTE for a Dorm
    in Calculating FTEs
    186 Nena Elise
    Mon, Sep 8, 2014
    SSp1 in case of campus projects
    in New LEED Guidance for Campuses and Multiple Buildings
    496 Mónika Egyed
    Fri, Sep 5, 2014
    RE: LEED IEQ Cr5
    in LEED Canada Forum
    37 Peak Longhorn
    Thu, Sep 4, 2014
    LEED AP - Experience required
    in Start a New LEED Discussion Topic
    127 Rita Barata
    Mon, Sep 1, 2014
    RE: ACP Form
    in International Projects - alternative compliance path
    154 Sean Fish
    Project Manager, LEED
    U.S. Green Building Council
    Wed, Aug 27, 2014
    RE: A few comments...
    in LEED v4 Public Comment Forum - LEED Takes a New Direction
    98 Brian McCallister
    Tue, Aug 26, 2014
    Cannot upload after review comments
    in Living with LEED Online - quirks, bugs and hiccups
    136 Robert Wichert
    Engineer
    Fri, Aug 22, 2014
    RE: CARB and ECO-Certified
    in New Rules for Formaldehyde in IEQc4.4
    7 Nick _
    Architect, LEED AP
    Wed, Aug 13, 2014
    RE: Thanks Tristan!
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    19 Megan Ritchie Saffitz
    Director of LEED Support
    U.S. Green Building Council
    Mon, Aug 11, 2014
    RE: LEED Interpretation: Effective Date
    in Review Comments with Phantom Requirements
    89 Hernando Miranda
    Owner
    Soltierra LLC
    Fri, Aug 8, 2014
    Defering Design credit
    in Defer Credits
    4 Stella Stella
    Thu, Aug 7, 2014
    RE: plaque presentation
    in 17 critical—and misunderstood—LEED terms
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jul 31, 2014
    RE: LEED Volume Program - Submittal Guidance
    in Forum for LEED Volume Program Certification
    7 Ashley Catlett
    USGBC/GBCI
    Wed, Jul 30, 2014
    RE: LEED AP BD+C V4
    in Experience Requirement Loosened for LEED v4 AP Exam
    12 Filipe Boni
    Brain
    Wed, Jul 23, 2014
    RE: Project Registration Required
    in A New, More Accessible LEED Online for LEED v4
    10 Megan Sparks
    Manager, Program Integration
    U.S. Green Building Council
    Wed, Jul 23, 2014
    Title Votes Comments Most Recent Post
    Baseline External Lighting Calc
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Thu, Dec 19, 2013
    Louvers on Solid Surface
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Omar ElRawy
    Building Engineer, LEED AP BD+C
    EA Building Consultants
    Wed, Dec 25, 2013
    District / Campus Energy - Modeling Option 2 (Full accounting)
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Omar Katanani
    Fri, Dec 27, 2013
    RE: Louvers on Solid Surface
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 HOUCINE TLEMSANI
    Mechanical Designer
    MEP Engineering Solutions, Inc
    Mon, Jan 6, 2014
    Two buildings connected with the same HVAC system
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Francesco Passerini
    engineer
    leedme.it
    Tue, Jan 7, 2014
    RE: Two buildings connected with the same HVAC system
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Tue, Jan 7, 2014
    RE: VRF Outdoor Fan Motor - Electric Efficiency
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Jan 7, 2014
    RE: ASHRAE 90.1-2007 - Section 8.4 - Voltage drop
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Ali Helmy
    Electrical Engineer
    DAR Al-Handasah
    Sun, Jan 12, 2014
    RE: ASHRAE 90.1-2007 - Section 8.4 - Voltage drop
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Jan 13, 2014
    RE: Natural ventilation
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Jan 29, 2014
    RE: Natural ventilation
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Rosana Correa
    Director
    Casa do Futuro
    Wed, Jan 29, 2014
    new or aged R-value?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 29, 2014
    RE: Energy source for Reheat
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Omar Katanani
    Thu, Jan 30, 2014
    Is it obligatory to use the DES Guidance v2 for LEED 2009?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Omar Katanani
    Thu, Jan 30, 2014
    RE: new or aged R-value?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Jan 30, 2014
    RE: Is it obligatory to use the DES Guidance v2 for LEED 2009?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Jan 30, 2014
    RE: Is it obligatory to use the DES Guidance v2 for LEED 2009?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Jan 30, 2014
    Option 3
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Alicia Silva
    CEO
    Revitaliza consultores
    Sat, Feb 1, 2014
    -
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Alicia Silva
    CEO
    Revitaliza consultores
    Sat, Feb 1, 2014
    Do I model part-load curve for the DES default efficiency?
    in NC 2009 EAp2: Minimum Energy Performance
    2 2,367 Yuna Chen
    Tue, Feb 4, 2014
    Title Comments Most Recent Post
    Site Condition
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    215 Razan Nejem
    Environmental Engineer, LEED AP BD+C
    Mon, Sep 15, 2014
    retail spaces in office building
    in CS 2009 IEQc2: Increased Ventlilation
    7 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Sun, Sep 14, 2014
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Fri, Sep 12, 2014
    5% path
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    88 Maximiliano Martinez
    Project Manager
    PowerSeal Pipeline Products Corporation
    Fri, Sep 12, 2014
    SS c2 Building Exterior Cleaning
    in EBOM 2009 SSc2: Building Exterior and Hardscape Management Plan
    101 Hadrian Vivek
    Mr
    Conserve Consultants Pvt Ltd
    Fri, Sep 12, 2014
    SS Credit 8 Lighting Pollution Reduction Non-Tradable Surfaces
    in NC 2009 SSc8: Light Pollution Reduction
    539 Allan Francis Manlapig
    Fri, Sep 12, 2014
    Qualifying Products
    in NC-2009: Environmentally preferable interior finishes and furnishings
    13 Thomas Hellmann
    Director of Architecture
    Hixson
    Fri, Sep 12, 2014
    Question: NC 2009 LEED V3 IEQ6.2
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Ashley Bertling
    Thu, Sep 11, 2014
    Prviate Shuttle System Used Solely
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    202 Mary Kay
    Project Coordinator
    Gray Construction
    Thu, Sep 11, 2014
    Ecocert
    in EBOM 2009 MRc5: Sustainable Purchasing—Food
    81 Gabriel Frasson
    Project Manager
    OTEC
    Thu, Sep 11, 2014
    kitchen hoods
    in NC 2009 EAp2: Minimum Energy Performance
    2,367 HOUCINE TLEMSANI
    Mechanical Designer
    MEP Engineering Solutions, Inc
    Thu, Sep 11, 2014
    gs 11 1993 test VS iso
    in Retail–CI-v2009: Low-emitting materials - paints and coatings
    2 Michele Comperti
    project manager
    Sice Previt spa
    Thu, Sep 11, 2014
    International Project not eligible for Energy Star Rating
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    457 Se Hyeung Pak
    Thu, Sep 11, 2014
    Smoking room - separate AHU system?
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    266 Jens Apel
    Thu, Sep 11, 2014
    100% non potable water source
    in EBOM-2009 WEc3: Water Efficient Landscaping
    111 Diego Pietzsch
    Mechanical Engineer
    Wed, Sep 10, 2014
    Rating System ?
    in LEED Rating System Selection Q&A
    608 Pat Kirwan
    Wed, Sep 10, 2014
    Planting over underground parking
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    165 Alexia Anastassiadis
    Wed, Sep 10, 2014
    Is there a timeframe for the minimum number of cycles?
    in NC-v4: Cooling tower water use
    9 Gregory Martin
    Wed, Sep 10, 2014
    Timeline
    in PIf1: Minimum Program Requirements
    1 R G
    Wed, Sep 10, 2014
    IEQc2
    in NC 2009 IEQc2: Increased Ventilation
    80 Jimmy Sparkman
    Wed, Sep 10, 2014

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