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Questions tagged [opentherm]

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What is a suitable/recommended cable for OpenTherm?

I have the Nest HeatLink connected to the boiler via OpenTherm. I need to move the HeatLink due to wireless connection problems with the thermostat. The Wikipedia page for OpenTherm states that I ...
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Nest Thermostat E and OpenTherm

On nest.com it's possible to find out that the 3rd generation Nest Learning Thermostat supports OpenTherm protocol to communicate with a central heating boiler. Does the cheaper (and the very recent) ...
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Nest + opentherm + zone valve

I have a Nest 3G, I'm now considering to change my boiler due to age-related issues. Can someone tell me if I can connect the Heat-Link to both zone-valve (on/off contacts) and boiler (OpenTherm). I ...