NRCA has recently published the 2007 edition of the NRCA Green Roof Systems Manual.
This new manual describes NRCA’s guidelines for design, materials, and installation of quality vegetative green roof systems.

This entry was posted on Sunday, September 16th, 2007 at 12:16 pm and is filed under Architecture. You can follow any responses to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.