
The Honeywell Sundial RF2 Pack 1 is for combi boiler systems without an exisiting room thermostat. Fitting the Sundial RF2 Pack 1 will provide room heating control via the 'boiler interlock' required by the Building Regulations and will save energy and money. The RF2 Pack 1 consists of a single-channel timer and a wireless room thermostat |
The Honeywell Sundial RF2 Pack 2 is for existing central heating & stored hot water systems without a room thermostat. The exisiting wiring is used for the hot water control, whilst the central heating system is wireless-enabled by fitting the Sundial RF2 Pack 2. The RF2 Pack 2 consists of a two channel programmer & a wireless room thermostat; the hot water channel is for the wired hot water control, and the central heating channel provides wireless central heating control |
The Honeywell Sundial RF2 Pack 3 is for central heating & stored hot water systems without a room thermostat and without a hot water cylinder thermostat. Fitting the Sundial RF2 Pack 3 will wireless enable both the room heating controls and the hot water heating controls. The RF2 Pack 3 consists of a two channel programmer, a wireless room thermostat and a wireless cylinder thermostat |
