Download a PDF copy of the display quick start guide originally supplied with your Cosy System. Display Quick Start Guide [PDF]

Download a PDF copy of the Switch installation guide and technical specifications originally supplied with your Cosy system. Cosy Switch Quick Star...

Download a PDF copy of hub quick start guide originally supplied with your Cosy System Hub Quick Start Guide [PDF]

Download a copy of smart phone app quick start guide originally supplied with your Cosy System App Quick Start Guide [PDF]

Disabling Cosy Cosy changes the way you interact with your heating, so you will notice some differences. However, if for any reason you are unhappy ...

One of the beauties of Cosy is that you can take it with you when you move and revert to the original boiler controls.  All that is required is to: u...

Hibernate temperature The default ideal temperature for Hibernate is 6°C. Using Hibernate Hibernate mode is the mode to choose for when you wan...

Slumber temperature The default ideal temperature for Slumber is 12°C.  You can change this from the Cosy App. Enter the settings menu and select &quo...

Comfy temperature The default ideal temperature for Comfy is 18°C. Using Comfy Comfy mode is the mode to choose for when you want the heating o...

Cosy temperature The default ideal temperature for Cosy is 22°C. Cosy mode is the mode to choose for when you want the heating on, and you're hom...