Reference Guide correction 100002183 allows this 30% to be adjusted based on the percent value of...

Has anyone had any luck claiming compliant bio-based content with a product that is certified as a "...

Need a sanity check here...

For identifying the steel extraction location, my colleagues and I swear that it was acceptable to use the mill as the point of extraction, manufacturing, and...

Does anyone have a "fillable" precast wall...

It has been looked into and discussed... though no definitive answers on this thread:  https://leeduser.buildinggreen.com/forum/green-roof-and-landscaping Can't think of any other threads and nothing came up via search for "planting" and "landscape" in v2009 forum. My subjective sense is that these "materials" are covered via the site credits and don't fit here, but if you can slot them into a CSI section that's included, maybe... Credit language refers to "harvested" and "materials"... not exactly terms you'd use for live...

If the manufacturing process I am involved with consumes aluminum coil to produce our end product can we use the internal scrap percentage of the aluminum reused/reverted at the mill as either...

LEED Canada calculates distance of extraction/harvest from the manufacturer, not the project site. I'm surprised to see v4 doesn't do the same. From a sustainability standpoint what's important...

I was wondering if anyone had trouble getting concrete mix design information (mass of recycled SCM's and material costs of concrete) due to the concrete supplier considering this information as...

Can I use imported...

The reference guide says that products sourced (extracted, manufactured, purchased) within 100 miles of the site are valued at 200% of their cost. So, does this mean that a product has to be...