Ask This Old House - Season 4 Episode 15
In-Ground Sprinkler System; Pouring a Concrete Footing

Landscaping contractor Roger Cook heads to Dallas, Texas to help a homeowner install a low cost in-ground sprinkler system. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin OConnor ask, "What is it?" Then, Tom helps a homeowner pour new concrete footings for a backyard deck.