User talk:Sirfred32

December 2008
Welcome to Wikipedia. The recent edit you made to Thermal insulation has been reverted, as it appears to be unconstructive. Use the sandbox for testing; if you believe the edit was constructive, please ensure that you provide an informative edit summary. You may also wish to read the introduction to editing. Thank you. J.delanoy gabs adds 22:15, 14 December 2008 (UTC)