https://stream.echo6.co/videos/watch/d369cd27-6a29-4719-9faf-4a5d28c57e47 This Old House plumbing and heating expert Richard Trethewey shows host Kevin O'Connor how to convert old radiators into multi-zone hydronic heat on site at the Newton Centre house project. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse About This Old House TV: This Old House is the No. 1 multimedia home enthusiast brand, offering trusted information and expert advice through award-winning television, a highly regarded magazine, and an information-driven website. This Old House and Ask This Old House are produced by This Old House Ventures, LLC and are presented on PBS by WETA Washington, DC. Follow This Old House and Ask This Old House: Facebook: http://bit.ly/ThisOldHouseFB Twitter: http://bit.ly/ThisOldHouseTwitter http://bit.ly/AskTOHTwitter Pinterest: http://bit.ly/ThisOldHousePinterest Instagram: http://bit.ly/ThisOldHouseIG http://bit.ly/AskTOHIG Tumblr: http://bit.ly/ThisOldHouseTumblr For more on This Old House and Ask This Old House, visit us at: http://bit.ly/ThisOldHouseWebsite How to Convert Old Radiators into Multi-Zone Hydronic Heat | This Old House https://www.youtube.com/user/thisoldhouse/ Wed, 15 Apr 2026 09:28:55 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/d369cd27-6a29-4719-9faf-4a5d28c57e47 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.