Recent content by deemoss

The boiler comes alive with a 220v signal from a single room thermostat. So I guess my problem is: How to connect 2 room thermostats, instead of 1 room and 1 cylinder thermostats to a standard mid-position 3-way valve.

But also, I guess one valve is more reliable than two...

Hi, According to http://www.diyfaq.org.uk: "If the idea of heating different areas of the house in different ways interests you then you'll need to look at 2-port valves for each zone. Doing this sort of thing with 3-port valves gets very complicated." This is exactly what i want to do...