Dear friends, today we have are collaborating with the DC Sierra Club Zero Waste Committee by petition of our friend Jim Schulman, Treasurer of the Building Materials Re-use Association. Attached (and below) is a final version of the DC Sierra Club Zero Waste Committee's sign-on letter regarding minor proposed changes to the Residential Building Code ...The post Urgent Support for Residential Building Material Diversion Amendments to Code by DC Sierra Club Zero Waste Committee appeared first on Helicon Works Architects.