https://stream.echo6.co/videos/watch/042bb914-6ecd-4820-9c87-975c1ddd5027 Richard installs a new solar water heating system. Scott shows devices designed to make residential electrical systems safer. Kevin and Tom replace rotting support posts underneath a backyard deck. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse. Plumbing and heating expert Richard Trethewey heads to Salt Lake City, Utah, where he and a local contractor install a new solar water heating system. Then, up in the workshop, electrician Scott Caron shows host Kevin O'Connor a few devices designed to make residential electrical systems safer. Then, Kevin and general contractor Tom Silva head outside to replace the rotting support posts underneath a backyard deck. Where to find it? Solar thermal water heating system: Velux America, Inc. [http://www.veluxusa.com] Harris-Dudley Co. Plumbing & Heating [https://www.harrisdudley.net/] Wedge-type concrete anchors: RED HEAD Anchoring Systems [http://www.itw-redhead.com] Enjoying full-episodes of This Old House? Join This Old House INSIDER to stream every episode ever made of This Old House (over 1,000 hours), commercial-free. https://bit.ly/32CLaGe Want weekly tips, project guides, and behind-the-scenes content from the TOH crew? Sign up for our free newsletter here: https://www.thisoldhouse.com/pages/newsletters Plus, download our FREE app for full-episode streaming to your connected TV, phone or tablet: https://www.thisoldhouse.com/pages/streaming-app About Ask This Old House TV: From the makers of This Old House, America’s first and most trusted home improvement show, Ask This Old House answers the steady stream of home improvement questions asked by viewers across the United States. Covering topics from landscaping to electrical to HVAC and plumbing to painting and more. Ask This Old House features the experts from This Old House, including general contractor Tom Silva, plumbing and heating expert Richard Trethewey, landscape contractor Jenn Nawada, master carpenter Norm Abram, and host Kevin O’Connor. ASK This Old House helps you protect and preserve your greatest investment—your home. Follow This Old House: Facebook: http://bit.ly/ThisOldHouseFB Twitter: http://bit.ly/ThisOldHouseTwitter Pinterest: http://bit.ly/ThisOldHousePinterest Instagram: http://bit.ly/ThisOldHouseIG TikTok: https://www.tiktok.com/@thisoldhouse ASK This Old House | Solar Hot Water, Deck Posts (S9 E21) FULL EPISODE https://www.youtube.com/user/thisoldhouse/ Wed, 10 Jun 2026 10:05:44 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/042bb914-6ecd-4820-9c87-975c1ddd5027 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.