Thermostatic Radiator Valve article
Here is a great article from the ever entertaining Dan Holohan of Heatinghelp.com about thermostatic radiator valves.
It was published back in 2009. To learn more about Heatinghelp.com, which is one of the best resources for your steam and hydronic heating needs, see our “Links and Resources” area of our website.
Click the link to below to view the article.
http://www.heatinghelp.com/article/367/Radiators/267/Thermostatic-Radiator-Valves