D
Structural Frame and Building Envelope
D3.4. Engineered or Finger-Jointed Studs for Vertical Applications( 1 Point) D3.5. OSB for Subfloor( 0.5 Points) Note: This measure is not available for concrete slab subfloor.
D4.
D5.
D3.6. OSB for Wall and Roof Sheathing( 0.5 Points)
DRAFT
VERIFICATION
Field Verification: The Rater will conduct field compliance verification of engineered framing components and take representative photos to show framing throughout the home.
INTENT
To reduce pressure on old growth forest by utilizing framing materials that are not made from large diameter solid lumber, but rather made from smaller diameter rapid-growth lumber and assembled into engineered materials.
INSULATED HEADERS
CRITERIA FOR QUALIFICATION
One point of credit is available for installing insulated headers for all headers on exterior walls. 90 % of the headers( based on length) must comply with this measure.
Note that Structural Insulated Panel( SIP) walls and Insulated Concrete Form( ICF) walls qualify for this measure because they are inherently insulated.
VERIFICATION
Field Verification: The Rater will conduct field compliance verification and take photos of exterior headers in the home.
INTENT To provide better insulation than what is provided by solid wood.
FSC-CERTIFIED WOOD
FSC certification is the most stringent lumber verification rating; labels such as SFI are not considered equivalent, and do not qualify for this measure.
CRITERIA FOR QUALIFICATION
Up to nine points of credit is available for using FSC-certified solid wood framing, oriented strand board, and plywood, as follows:
DRAFT GreenPoint Rated New Home Rating Manual Version 6.0, September 2013 29 © Build It Green