Ask This Old House Season 5 Episode 26 Building a Simple Workbench; What is It?; Lawnmower Tune-up; Noisy Forced Hot-air System

Building a Simple Workbench; What is It?; Lawnmower Tune-up; Noisy Forced Hot-air System

In this episode of Ask This Old House, the crew tackles a variety of home improvement projects. First up, they help a homeowner build a simple workbench. Richard Trethewey then explains what a backflow preventer is and how it works. Afterwards, Roger Cook provides tips for tuning up a lawnmower to keep it running smoothly. Finally, Tom Silva offers solutions for a homeowner who is experiencing a noisy forced hot-air system. With expert advice and practical solutions, this episode has something for every DIY enthusiast.