Green home air quality Questions

What is the best plants for a house to help the air quailty?

— Catherine Oliphant Los Angeles, CA

Answered by Grania Murray on November 13, 2013

Is there a non-toxic wainscot material?

— Anita Wang Bellevue, WA

Answered by Harold Remlinger, AIA, LEED AP, NCARB on September 9, 2013