Netatmo launches valves to turn your dumb, dumb radiator into a smart one | TechCrunch
Netatmo Additional Smart Radiator Valve, 1 in distributor/wholesale stock for resellers to sell - Stock In The Channel
Best smart thermostat for my heating system? Looking for recommendations that will work for this system. It appears to be lacking a “c” wire and I do not see any other wires