DIY Network

A Roof, a Valve and a Tree

Episode ATH-407

General contractor Tom Silva shows a homeowner how to remove moss and lichen from his shade-covered roof and keep them from coming back. Up in the loft, Richard shows Kevin how to repair a leaky valve by replacing the washer and valve seat, and Roger helps a homeowner plant shade-loving groundcover under a 100-year-old beech tree.

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