Navigation for Front Page Seasonal Checklist Checklist VideosWhat Is It? | Flexible Cable with ClampsAsk This Old House general contractor Tom Silva shows a flexible cable with different types of clamps, but what is it? by Tom Silva Resources:Expert assistance for this segment was provided by Captain Rick Mastracchio and NASA.Next Up In Front Page How to Choose a Smart Doorbell E10: Holiday Gift Giving Checklist E9: Holiday Home Prep Checklist How to Build a Retaining Wall How to Make Decorative Marquee Letters How to Replace a Whole-House Plumbing Trap