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Details Title: LEED AP Environmental Quality Description: LEED v 2.2 Reference Notes Total Flash Cards: 64 Created: 02/12/2008 12:24:43	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term What 1994 study showed worker productivity increased with improved indoor environmental quality? Definition 1994 Greening the Building & the Bottom Line Rocky Mountain Institute Term List several products that are known to off-gas Definition carpet, adhesives, paint, composite wood, furniture Term What are 3 was to improve indoor air quality? Definition Higher rates of filtered outside air Increase ventilation Managing moisture Controling contaminants in cleaning products Term List the 15 credits within Environmental Quality Definition Outdoor Air Delivery Monitoring Increased Ventilation Construction IAQ Mgmt. Plan - in construction Construction IAQ Mgmt. Plan - before occupancy Low-Emitting Materials - adhesives/sealants Low-Emitting Materials - paints & coatings Low-Emitting Materials - carpet systems Low-Emitting Materials - composite wood Indoor Chemical & Pollutant Source Control Controllability of Systems - Lighting Controllability of Systems - Thermal Comfort Thermal Comfort Design Thermal Comfort Verification Daylighting & Views - 75% of spaces Daylighting & Views - 90% of spaces   Term What are the two prerequisites for Environmental Quality? Definition 1. Minimum Indoor Environmental Quality 2. Environmental Tobacco Smoke Control Term Which Environmental Quality credits are part of the construction submittal? Definition Construction IAQ Mgmt. - during construction Construction IAQ Mgmt. - before occupancy Low-Emitting Materials - adhesives/sealants Low-Emitting Materials - carpet systems Low-Emitting Materials - paints & coatings Low-Emitting Materials - composite wood/fiber Term What is the minimum requirement for meeting EQ prerequisite 1? Definition ASHRAE 62.1-2004 Sections 4-7 Ventilation for Acceptable Indoor Air Quality Ventilation Rate Procedure or Local Code Whichever is more stringent   Naturally ventilated buildings follow ASHRAE 62.1 2004 5.1 Term Definition Term What must be balanced to achieve optimal energy efficiency and occupant health? Definition Ventilation Rates Indoor Air Quality Term EA Prerequisite 1 is applicable to..... Definition New buildings   Additions to existing buildings   Changes to existing buildings addressed by the standard Term What are the four moisture areas included in this standard? Definition Residential kitchens Residential bathrooms Swimming pools Locker rooms Term Thermal comfort is not a part of ASHRAE 62.1, but what are the elements that affect air quality? Definition Chemical Physical Biological Contaminants Term What do low-rise residential buildings use  for EQ prerequisite 1? Definition ASHRAE 62.2 2004 Ventilation and Acceptable Indoor Air Quality in Low-Rise Residential Buildings Term ASHRAE 62.1 establishes minimum requirements  for Definition Ventilation air rates in various occupied zones and building ventilation systems     Term Definition Term What are the elements ASHRAE 62.1 takes into account? Definition Density of people in an area   Type of activity in the space   Nature of the ventilation system Term Definition Term What are the 3 methods for ventilating buildings Definition Active ventilation Passive ventilation Mixed-mode ventilation Term ASHRAE 62.1, Section 6 is written for what kind of ventilation systems and offers what 2 procedures for calculating ventilation rates? Definition Mechanical ventilation systems   Ventilation Rate Procedure   Indoor Air Quality Procedure Term What is the prescribed procedure and the more simple method for calculating ventilation rates in ASHRAE 62.1, section 6? Definition Ventilation Rate Procedure Term The breathing zone outdoor airflow is equal to what? Definition The sum of the outdoor airflow rate + Outdoor airflow rate required per unit area  X the zone floor area Term What does ASHRAE 62.1, Section 5.1 provide guidance for? Definition Location & size of ventilation openings for naturally ventilated buildings Term What are the ASHRAE 62.1, Section 5.2 requirements for naturally ventilated buldings? Definition Naturally ventilated spaces are permanently open to and within 25 feet of operable wall or roof openings and Openable area is at least 4% of net occupiable floor area Term People-related source contaminants are controlled by Definition Occupancy density and activity Term Area-related contaminants include Definition background off-gassing from building materials, furniture and materials found in a particular occupancy Term Minimum Ventilation Rates in Breathing Zone refers to: Definition Amount of outdoor air needed to ventilate people-related source contaminants   and   Area-related source contaminants Term Explain the required zone outdoor airflow Definition It is the breathing zone outdoor airflow adjusted to reflect the the zone air distribution effectiveness   Term ASHRAE 62.1, Section 6 refers to Definition Mixed-mode ventilated spaces Term Definition Term What is natural ventilation? Definition Proided by thermal, wind or diffusion effects through doors, windows or other intentional building openings Term What is EQ Prerequisite 2? Definition Environmental Tobacco Smoke Control (ETS) Term What are the 2 options for controlling Environmental Tobacco Smoke as part of EQ Prerequisite 2? Definition No smoking in the building   Exterior smoking area at least 25 feet from doors or air intakes Term Name 3 of 4 conditions needed to achieve EQ Prerequisite 2 under Option 2 Definition No smoking in the building   Exterior smoking areas 25 feet from doors/intakes   Create smoking rooms that are sealed, vent to the outside away from air intakes   Verify differential air pressures over 15 minutes of measurement at 10 second intervals in adjacent areas Term Definition Term For smoking rooms, what is the level of exhaust required with respect to adjacent spaces? Definition Negative pressure for average of 5 Pa with minimum pressure of 1 Pa Term What are the requirements for Option 3 under EA Prerequisite 2 (for residential buildings only)? Definition Prohibit smoking in common areas Exterior smoking 25 ft. from entries, intakes Seal spaces & chases Weatherstrip doors to common areas Units must have less than 1.25 sq in of leakage per 100 sq. ft. Unless halls pressurized Term Under EA Prerequisite 2, Option 3 for residential areas, Definition Term What is the intent of the Construction IAQ management plan? Definition Reduce indoor air quality problems resulting from construction and sustain comfort and well being of workers/building occupants. Term What are the 3 requirements for EQ Credit 3.1? Definition Meet or exceed SMACNA guidelines for occupied buildings under construction, 1995   Protect on-site or installed absorptive materials.   Use filteration media with minimum efficiency reporting value (MERV) of 8 on return air grilles -ASHRAE 52.2, 1999 Term Definition Term To avoid contamination of absorptive materials these must be installed sequentially. What are some of these materials? Definition Insulation   Carpeting   Ceiling tile   Gyp board Term What 2 standards are referenced for EQ Credit 3.1? Definition IAQ Guidelines for Occupied Buildings Under Construction SMACNA   ANSI/ASHRAE 52.2 Method of testing ventilation air-cleaning devices for removal efficiency by particle size Term The ANSI/ASHRAE 52.2 standard uses 2 types of testing. What are they? Definition Ability of the device to remove particles from the air   Devices resistence to air flow     Term What is MERV? Definition Minimum Efficiency Reporting Value based on 3 composite average particle size efficiency (PSE) points.   A part of ASHRAE 52.2 Term What group is principally responsible for the Indoor Air Quality management plan? Definition Contractor Term Definition Term SMACNA stands for what?   And, the standard focuses on 5 areas for air quality. What are they? Definition Sheet Metal and Air Conditioning Contractors' National Association   5 areas: HVAC protection Pollution source control Pathway interruption Housekeeping Scheduling Term EQ Credit 3.1 does not regulate the efficiency of air filters and long-term building operation. Why? Definition EQ Credit 3.1 recommends minimum standards - MERV 8 for filters during construction -prior to occupancy.   Filter requirements are now a part of EQ Credit 5 Term During construction, what percentage of outside air is used to ventilate VOC-emitting materials? Definition 100% outside air with exhaust to the outside. Term What are some strategies to control building contaminants during construction and prior to occupancy? Definition High efficiency vacuum cleaners with particulate filters   Increase cleaning frequency   Use wetting agents to control dust Term Replacing air filtration media just prior to occupancy should be coordinated with activities under what 2 other EQ Credits? Definition EQ Credits 3.2   EQ Credit 5 Term EQ Credit 3.1 requirements should be submitted as part of what submittal?   And what are the elements to be included? Definition Construction submittal   Copy of indoor air quality management plan   Photos to show actions during construction   List of all filtration media (manufacturer, model, MERV rating, location of filter)   Narrative if necessary Term What is a tradeoff that relates to EQ Credit 3.1? Definition Cost of more cleaning and filters to maintain indoor air quality   Greater occupancy health and productivity   Reduced energy costs Term What is the referenced standard for EQ Credit 3.2? Definition EPA Compendium of Methods for the Determination of Air Pollutants in Indoor Air Term What are the options for meeting requirements of EQ 3.2? Definition Total flush out at 14,000 cu ft of outdoor air per building sq. ft. at 60 degrees and humidity no higher than 60% OR Staggered flush out if occupancy begins before flush out - 3,500 cu. ft. of outdoor air per sq.ft. then ventilated at .30 cfm/ sq. ft until 14,000 cu.ft. has been delivered. OR Air quality testing     Term What are some of the common contaminants found in new buildings? Definition Formaldehyde Particulates VOCs Carbon monoxide   4-Phenylcyclohexene (if carpet installed with styrene rubber) Term List of the requirements for using air quality testing for EQ Credit 3.2 Definition Samples must meet minimum standards, ventilate until levels achieved.   Done during occupied hours   Interior finishes installed - workstations optional   Sample at 1 per 25,000 sq. ft.   Samples taken between 3 and 6 feet for 4 hours Term What 2 standards apply to EQ Credit 4.1 Low Emitting Materials Adhesives & Sealants? Definition SCAQMD South Coast rule 1168 by the South Coast Air Quality Management District   Green Seal Standard for Commercial Aerosol Adhesives GS-36 Term Low VOC materials should be included in ______ documents?   Give some examples of common VOC producers. Definition Construction documents   Adhesives - flooring Fire-stopping sealants Caulking Duct sealants Plumbing adhesives Cove base adhesives Term What is required for the construction submittal for EQ Credit 4.1? Definition List of indoor sealants, adhesives - manufacturer, product name, VOC data, and allowable VOC from referenced standard   List of aerosol adhesives   Narrative if necessary Term What 3 standards apply to EQ Credit 4.2 Low Emitting Materials Paints & Coatings? Definition SCAQMD South Coast Air Quality Management District Rule 113   Green Seal Standard GS-11 (paints)   Green Seal Standard GC-03 (anti-corrosive) Term Definition Term What are the 2 standards for EQ Credit 4.3 Low Emitting Materials Carpet Systems Definition Green Label Plus Program Carpet & Rug Institute   VOC rates must be tested annually Term Definition