Roger you attempted to contact me about my experience with SIPs. The e-mail has no contact info so I can't respond to you. The return e-mail address is Green Building admin account. You can contact me at [email protected] Mark

Huh That's strange, you ought to be able to use the private message link here on the website, for any post where you want to contact the poster. It's the little button under the Author's name- That's how I did it...