Ask TOH | Historic Windows, Filter

  • Original Air Date: March 15, 2012
  • Season 10: Ep. 24
  • 23:44

General Contractor Tom Silva heads to Alexandria, Virginia, to restore the windows in a home built by George Washington. Then Tom, along with host Kevin O'Connor, landscape contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask "What Is It?" Afterwards, Richard installs a water filter at a kitchen sink.

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