The point values for each improvement is listed below of can be found on the Green Building Program Checklist(PDF, 690KB).
(a) Site development. The following site developments shall be awarded green points as follows:
(1) Landscape design.
a. Organic soil amendments: 2 points.
b. Pollinator habitat.
1. At least ten percent (10%) of planted areas are composed of flowering and nectar producing plant species, and invasive plants are not used: 2 points.
2. At least five percent (5%) of planted areas are composed of flowering and nectar producing plant species, and invasive plants are not used: 1 point.
c. Turf Reduction.
1. For landscaped vegetative areas, if the maximum percentage of all turf area is: 0%, 5 points;1%- 20%, 4 points; 21%-40%, 3 points; 41%-60%, 2 points.
2. Where turfgrass is planted, Turfgrass Water Conservation Alliance (TWCA) or equivalent third-party qualified water efficient grasses are used: 1 point.
d. Xeriscape landscaping:
1. All planting beds mulched with wood chips at least three (3) inches deep: 1 point.
2. Utilize regional, adapted, or native plants recognized by Colorado State University Extension as non-invasive: 1 point.
3. Hydro-zoned irrigation system with turf grass zoned separately: 1 point.
4. Provide a one-year limited warranty on builder-installed landscaping: 1 point.
(2) Shading of hardscapes.
a. Preserve existing mature trees on site: up to 5 points (1 point per tree).
b. Plant shade trees appropriate to the climate: up to 5 points (1 point per tree).
(3) Surface water management for permeable sites: up to 4 points awarded as follows:
Surface Water Table
|
Percentage of Site That is Permeable
|
Points
|
|
60-74%
|
1
|
|
75-89%
|
2
|
|
90-99%
|
3
|
|
100%
|
4
|
(4) Smart watering:
a. For each separate irrigation zone: 1 point for each weather-based or soil moisture-based irrigation controller, up to 2 points.
b. EPA WaterSense Water Budget Tool or equivalent is used when implementing vegetative design: 4 points.
(5) Rainwater collection system (combined storage of 110 gallons or less per household):
a. 55 gallons: 1 point.
b. 110 gallons: 2 points.
(b) Building rehabilitation: up to 10 points awarded for additions and remodels as follows:
(1) Rehabilitation or retrofitting of windows and doors: up to 3 points (0.5 point per window or door).
(2) Installation of appropriate interior or exterior storm system: up to 2 points (0.5 point per storm system).
(3) Designation as an individual historic landmark: 5 points.
(c) Waste management.
(1) Reuse of existing building by incorporating portions of existing structures into remodel: up to 5 points awarded as follows:
a. Save 50% of exterior walls (external sheathing and framing): 3 points.
b. Save 75% of exterior walls (external sheathing and framing): 5 points.
(2) Remodels, additions and demolition: Up to 3 points will be awarded for waste diversion from additions, remodels or complete demolitions that exceed the mandatory waste diversion requirements of this Article as follows:
a. 75% deconstruction material diverted from landfills: 2 points.
b. 85% deconstruction material diverted from landfills: 3 points.
(3) New construction waste recycling: up to 3 points will be awarded on waste diversion beyond the mandatory waste diversion requirements of this Article as follows:
a. 65-74% waste material diverted from landfills: 2 points.
b. 75-85% waste material diverted from landfills: 3 points.
(d) Energy efficiency.
(1) Insulation. Points will be awarded as follows:
a. Insulated pre-cast concrete foundation: 2 points.
b. Insulated concrete forms: 2 points.
(2) Windows. Up to 10 points will be awarded for new or replacement windows installed as part of a remodel or an addition that meet the NFRC standards as follows:
a. NFRC-rated windows with a maximum U Value of 0.29 or lower: Up to 5 points (0.5 point for each window).
(3) Air sealing. Points will be awarded based on the testing completed per R402.4.1.2 in the IECC.
a. The dwelling unit air leakage test does not exceed 0.16 cfm/sqft. 5 points.
b. The dwelling unit air leakage test does not exceed 0.25 cfm/sqft. 2 points.
(4) HVAC.
a. For a commercial multi-family structure of 4 stories or greater, HVAC commissioning to test for duct leakage, firing rate and refrigerant charge: 3 points.
b. Ground source heat pump: Up to 10 points awarded as follows:
1. 30-39% calculations from a heating/cooling load bin analysis: 4 points.
2. 40-49% calculations from a heating/cooling load bin analysis: 6 points.
3. 50-59% calculations from a heating/cooling load bin analysis: 8 points.
4. 60-69% calculations from a heating/cooling load bin analysis: 10 points.
c. Use of an air source heat pump: 4 points.
d. Passive cooling: 2-5 points may be awarded as follows:
1. Installation of exterior vertical shading devices for east- and west- facing glass: 1 point.
2. Installation of reflective films, anti-glare films, or glass on east- and west- facing windows: 1 point.
3. Installation of radiant, heat-reflective barriers in the attic space: 1 point.
4. Landscaping that shades east- and west-facing glazing during the cooling season (June to September): 1 point.
5. Installation of south-facing window overhangs sized to effectively shade the window during the cooling season (June to September): 1 point.
6. Windows and/or venting skylights located to facilitate cross and stack effect ventilation: 1 point.
e. Installation of a solar-powered attic fan: 2 points.
(5) Water heater.
a. Installation of a tankless water heater: 2 points.
b. Installation of a point-of-use water heater: 2 points.
c. Installation of a heat pump water heater: 2 points.
(6) Lighting, appliances, and electricity.
a. Energy Star ALP that meet the following criteria shall be eligible for 5 points:
Energy Star Criteria
|
Amount of Use
|
Area of Use
|
Percentage of
Total Number of Fixtures
|
|
High-use rooms
|
Kitchen, dining room, living room, family room, bathrooms, halls, stairways
|
50%
|
|
Medium/low-use rooms
|
Bedroom, den, office, basement, laundry room, garage, closets and all other rooms
|
25%
|
|
Outdoor
|
Outdoor lighting affixed to the structure or freestanding poles except for landscape and solar lighting
|
50%, including all flood lighting
|
b. Energy-efficient appliances: Up to 6 points may be awarded for use of the following:
1. Energy Star-rated refrigerator: 2 points.
2. Energy Star-rated clothes washer: 2 points.
3. Energy Star-rated freezer: 1 point.
4. Energy Star-rated dishwasher: 1 point.
(e) Solar.
(1) Use of passive solar heating design, including elements of south-facing glazing, appropriate thermal mass and building overhangs, may be awarded up to 12 points as follows:
a. 40-49% verifying calculations of the solar heat gain fraction of the heating energy use: 6 points.
b. 50-59% verifying calculations of the solar heat gain fraction of the heating energy use: 8 points.
c. 60-69% verifying calculations of the solar heat gain fraction of the heating energy use: 10 points.
d. >70% verifying calculations of the solar heat gain fraction of the heating energy use: 12 points.
(2) Installation of a solar thermal domestic hot water system sized to provide at least 50% of the domestic hot water load: 8 points.
(3) Installation of a solar thermal space heating or pool/spa system designed to offset a minimum of 15% of the annual space heating or pool or spa load: 3 points.
(4) Pre-plumb the residential structure for solar thermal system retrofit: 2 points.
(5) Installation of an active solar (photovoltaic) electric system that meets the electrical load of the structure may be awarded up to 12 points as follows:
a. 30-39% solar electricity or equivalent to 2 kW system: 6 points.
b. 40-49% solar electricity or equivalent to a 3 kW system: 8 points.
c. 50-59% solar electricity or equivalent to a 4 kW system: 10 points.
d. >60% solar electricity or equivalent larger than 5 kW system: 12 points.
(f) Water efficiency.
(1) Showerheads. Up to 3 points as follows:
a. The total maximum combined flow rate of all showerheads in a shower compartment with floor area of 2,600 square inches or less is equal or less than 1.8 gpm: 2 points.
b. The total maximum combined flow rate of all showerheads in a shower compartment with floor area of 2,600 square inches or less is equal or less than 2.0 gpm: 1 points.
(2) Faucets. As follows:
a. Water-efficient lavatory faucets with flow rates not more than 1.5 gpm (5.68 L/m), tested in compliance with ASME A112.18.1/CSA B125.1 and meeting the performance criteria of the EPA WaterSense High-Efficiency Lavatory Faucet Specification:
1. Flow rate ≤ 1.5 gpm (All faucets in a bathroom are in compliance): 2 points maximum (2 points for each bathroom).
2. Flow rate ≤ 1.2 gpm (All faucets in a bathroom are in compliance): 4 points maximum (1 point for each bathroom).
b. Water-efficient residential kitchen faucets in accordance with ASME A112.18.1/CSA B125.1. Residential kitchen faucets may temporarily increase the flow above the maximum rate but not to exceed 2.2 gpm:
1. All residential kitchen faucets have a maximum flow rate of 1.8 gpm: 1 point.
2. All residential kitchen faucets have a maximum flow rate of 1.5 gpm: 2 points.
(g) Material-efficient framing and structure.
(1) Use of advanced framing techniques may be awarded up to 10 points as follows:
a. 24 -inch on-center framing: 2 points.
b. HVAC ducts within conditioned spaces: 2 points.
c. Minimum 12-inch roof overhangs: 2 points.
(2) Use of structural alternatives to wood may be awarded up to 8 points if such alternatives are used on:
a. At least 50% of exterior walls: 5 points.
b. At least 50% of exterior walls and roof: 8 points.
(h) Sustainable products.
(1) Use of FSC-certified tropical woods or not using tropical wood may be awarded up to 6 points as follows:
a. Two (2) BF of FSC lumber per square foot of floor area (2 BF/square foot): 2 points.
b. Three (3) BF of FSC lumber per square foot of floor area (3 BF/square foot): 4 points.
c. 50% or more of dimensional lumber in total BF is FSC, excluding engineered wood products: 6 points.
(2) Use of products that meet one or more of the following criteria. At least ninety percent (90%) of each compliant building component (listed in Building Component Table), by weight or volume, must meet one of the requirements to be awarded points. A single component that meets more than one criterion does not earn additional credit.
a. The product contains at least twenty-five percent (25%) reclaimed material, including salvaged, refurbished, or reused materials. For renovation projects, existing components and wood byproducts are considered reclaimed, including items from secondary manufacturers; felled, diseased, or dead trees from urban or suburban areas; orchard trees that are unproductive and cut for replacement; and wood recovered from landfills or water bodies.
b. The product contains at least twenty-five percent (25%) postconsumer or fifty percent (50%) preconsumer content.
c. Bio-based products must meet the Sustainable Agriculture Network's Sustainable Agriculture Standard. Bio-based raw materials must be tested using ASTM Test Method D6866 and be legally harvested, as defined by the exporting and receiving country. Hide products, such as leather and other animal skin material, are excluded.
d. Concrete that consists of at least thirty percent (30%) fly ash or slag used as a cement substitute and fifty percent (50%) recycled content or reclaimed aggregate or ninety percent (90%) recycled content or reclaimed aggregate.
e. Products purchased from a manufacturer that participates in an extended producer responsibility program or is directly responsible for extended producer responsibility.
Building Component Table
|
Component
|
Maximum Points
|
|
Flooring—Base floor only (i.e. sealed concrete, no floor covering)
|
2
|
|
Floor covering
|
1
|
|
Insulation
|
1
|
|
Framing
|
1
|
|
Drywall, interior finish
|
1
|
|
Drywall, interior finish
|
1
|
|
Concrete: cement or aggregate
|
1
|
|
Roofing
|
1
|
|
Siding
|
1
|
|
Sheathing
|
1
|
(i) Indoor air quality.
(1) Compliance with Energy Star's indoor air quality package requirements: 10 points.
(2) Use of mechanical ventilation may be awarded up to 5 points as follows:
a. Installation of a kitchen exhaust fan: 1 point.
b. Installation of bath exhaust fans with timer or humidistat controls: 1 point.
c. Ventilation integrated in the HVAC system: 1 point.
d. Incorporating heat recovery ventilation: 2 points.
(3) High-efficiency HVAC filter:
a. MERV 13: 1 point.
b. MERV 16: 2 points.
(4) Radon mitigation: Up to 2 points to be awarded as follows:
a. Passive system: 1 point.
b. Active system: 2 points.
(5) Attached garage exhaust fan: 1 point.
(j) Electric vehicle charging. Three (3) points will be awarded for one- and two-family dwellings and townhomes where EV charging stations are installed.
(k) Homeowner information. One (1) point will be awarded if an operations and maintenance binder, provided by the builder, is left in each dwelling of a residential structure for future occupants. Each binder must contain the following items:
(1) A green points checklist;
(2) A home energy audit with results and recommendations;
(3) The manufacturer's installation manuals for all equipment, except for manuals required to be affixed to the equipment; and
(4) Copies of operations and maintenance instructions for equipment installed in the home.
(l) Design process and innovation. The following points shall be awarded if the builder hires:
(1) Green building consultants: 2 points.
(2) An Energy Star builder: 1 point.
(m) Innovation. Up to ten (10) points may be awarded for products, designs or technologies which minimize the environmental impact of the residential structure in a tangible and demonstrable way beyond the methods outlined in the Green Points Program.
(n) Energy audit.
(1) Completion of an energy audit: 1 point.
(2) Compliance with recommendations resulting from an energy audit: 1 point per completed action from recommendations.