Windows Service Pack Blocker Tool Kit

A blocking tool is available for organizations that would like to temporarily prevent installation of Service Pack updates through Windows Update.
This tool can be used with:

• Windows 7 Service Pack 1 (valid for 12 months following general availability of the service pack)
• Windows Server 2008 R2 Service Pack 1 (valid for 12 months following general availability of the service pack)

Link – http://www.microsoft.com/downloads/en/details.aspx?FamilyID=d7c9a07a-5267-4bd6-87d0-e2a72099edb7&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+MicrosoftDownloadCenter+%28Microsoft+Download+Center%29#tm