I'm trying to find more imformation on a couple of products mentioned on your bulletin board. One is DELT FS polyproplene used under plywood flooring and mentioned by Rob Dykeman, 1-31-98 and Roy Keith, 4-17-98. The other product is Comfort Base mentioned by Ken Steel, 6-17-98. These product are unknown by my local building supply company or Flooring store. I have not received any responses from follow up messages