“It works great, however, the problem was the valve (adapter plate with ball) that this attaches to. I probably could have saved money by buying the valve, but I hear these fail more often, so it was fine to replace the very old head.”
“One of the valves on my radiant floor heating system failed. My HVAC guy wouldn't touch the system, he gave up working on boilers long ago. I found the item online. Fair price and shipped the item promptly.”