![Nest 3rd generation UK Install Terminals 4, 5 and 6 are used to connect cables that switch your domestic hot water on or off - Home Improvement Stack Exchange Nest 3rd generation UK Install Terminals 4, 5 and 6 are used to connect cables that switch your domestic hot water on or off - Home Improvement Stack Exchange](https://i.stack.imgur.com/QLt7y.jpg)
Nest 3rd generation UK Install Terminals 4, 5 and 6 are used to connect cables that switch your domestic hot water on or off - Home Improvement Stack Exchange
Houghton Heating & Plumbing - Affected Products: Nest Learning Thermostat The Heat Link is a device that comes with your Nest Learning Thermostat in Europe. It connects directly to your heating system
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