A minimum of 2 points must be achieved in MR category - LEED for Homes
MR-1 Material Efficient Framing-Maximum 5 points -Optimize framing materials
1.1- Prerequisite - Framing Order Waste Factor Limit - 10% or less
Waste Factor- % Framing material ordered in excess of estimated.
1.2- Detailed Framing Documents (1 point)
Indicates specific locations, spacing, sizes of all framing.
1.3- Detailed Cut List and Lumber Order (1 point) 1.2 prerequisite
Must directly correspond to framing documents.
AND/OR
1.4- Framing Efficiencies (maximum 3 points)
OR
1.5-Off-Site Fabrication (4 points)
- Panelized- components delivered preframed
- Modular, Prefabricated construction delivered
Modular Homes
MR-2 Environmentally Preferable Products - Maximum 8 points -Increase
demand for regional products.
2.1- FSC-Certified Tropical Wood - 2 prerequisites
(Wood grown between Tropics of Cancer and Capricorn)
a. Provide notice to suppliers :
prefer tropical FSC Certified wood
request name of country manufacturing wood
request vendor list of FSC Certified wood
FSC-certified Suppliers
2.2
-
Environmentally Preferable Products (0.5 point each, maximum 8
points)
a. Environmentally preferable products with
certain specs (0.5 point per
component)
Greenseal
Greenbuilding
Greenguide
And/Or
b. Low emissions (0.5 point per component)
Greenguard
And/Or
c. Local production (0.5 point per component)
MR-3 Waste Management - Maximum 3 points - Reduce waste generation
below industry norm
3.1 Construction Wast Management Planning - Prerequisites
a. Investigate and document local options for diversion ( e.g recycling,
reuse) of all project waste.
Cardboard Packaging Council
Construction Materials Recycling Association
b. Document diversion rate for construction waste.
3.2 Construction Waste Reduction (maximum 3 points)
Reduce or divert waste generated from new construction below norms
Use either two options:
a. Reduce construction waste
b. Increase waste diversion. Divert =/>25% from landfills/incinerators
NAHB Research Center
