Viewers in the Milwaukee WI area can watch Building Wisconsin on Saturday, July 19 at 5:30 am on WTMJ TV-4 or Sunday, July 20 at 8:00 am on WVTV TV-18. This week on Building Wisconsin we meet up with Justin Castleman from Plumbers 75 contractor Castleman & Sons Plumbing along with Bill Graffin from the Milwaukee Metropolitan Sewerage District to learn more about cleaning, inspecting and repairing sewer laterals.

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