Ask This Old House (2002)
S07E18 Tree Pruning; Installing a Shower Mixing Valve
Episode Overview
Roger Cook, the landscape contractor, demonstrates the correct way to prune a neglected crabapple tree for a homeowner. Following that, Roger joins host Kevin O'Connor, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey to tackle the question, "What is it?" Later, Richard assists a homeowner in installing a new anti-scald shower-mixing valve to enhance safety and comfort.