Hot Water Baseboard Heat Installation Home › Forums › Archives › Old Bulletin Board Archives › Hot Water Baseboard Heat Installation This topic has 3 replies, 2 voices, and was last updated 20 years, 5 months ago by Thomas. Viewing 3 reply threads Author Posts 29 Nov 1998 at 6:18 am #283340 penny Polybutylene Tubbing Or Copper Tubbing Which Is The Best To Use? 3 Feb 2000 at 4:25 pm #304764 Thomas Polybutylene Tubing? Where are you getting that stuff? It is no longer made and shouldnt be available. Lawsuits all over the country has made it a thing of the past. 3 Feb 2000 at 4:25 pm #304776 Thomas Copper or PEX tubing should be your only options, and I do not like plastic for any long term installation.: Polybutylene Tubbing Or Copper Tubbing Which Is The Best To Use? 3 Feb 2000 at 4:25 pm #309443 Thomas WHat are the differences between steam heat, Hot water baseboard heat and Radiant heat? Author Posts Viewing 3 reply threads The forum ‘Old Bulletin Board Archives’ is closed to new topics and replies.