When did The Block Season 4 Episode 20 air?
The Block Season 4 Episode 20 aired on July 15, 2011.

Share a personal insight into The Block transformation as the couples guide us through their completed rooms. Hosted by Shelley Craft.
Direct answers for episode-level questions and details.
The Block Season 4 Episode 20 aired on July 15, 2011.
This episode runs for approximately 21 minutes.
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