D
Structural Frame and Building Envelope
D5.1. Dimensional Lumber, Studs, and Timber
Credit is granted based on the percentage of FSC-certified lumber used( calculated in board feet), as follows:
D6.
� Two points for a minimum of 40 % � Four points for a minimum of 65 % � Six points for a minimum of 90 %
This measure includes all solid wood material used to frame a wall, floor, or ceiling. This measure applies to solid sawn lumber.
D5.2. Panel Products
Credit is granted based on the percentage of FSC-certified lumber used( calculated in square feet), as follows:
� One point for a minimum of 40 % � Two points for a minimum of 65 % � Three points for a minimum of 90 %
This measure includes plywood and OSB used for the subfloor, wall sheathing, interior shear walls, and roof decking.
VERIFICATION Documentation: The Rater must collect the following:
INTENT
� Documentation that substantiates the FSC certification of the materials, including an invoice, the chain of custody number from the vendor, and the FSC designation( i. e., 100 % or Mixed-FSC)
� Calculations of the percentage of FSC-certified material versus non-FSC-certified material.
To promote the use of sustainably harvested materials as designated by the FSC.
SOLID WALL SYSTEMS
CRITERIA FOR QUALIFICATION
DRAFT
Up to five points of credit are available for replacing a percentage( calculated in area) of each category with a solid system, as follows:
D6.1. At Least 90 % of Floors( 1 Point) This measure excludes concrete slab-on-grade.
DRAFT GreenPoint Rated New Home Rating Manual 30 Version 6.0, September 2013
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