 
The Heatmiser DS1 is a stylish Dial Type thermostat ideal for conventional or combi-boiler systems. The DS1 thermostat is used in conjunction with a separate programmer. Features include a Power On and Heat On notification and the option to add a floor sensor probe. 
| Feature | Available | Feature | Available | 
|---|---|---|---|
| Power On & Heat On Indication | Y | Floor Sensing Mode | N | 
| Easily Increase/Decrease Required Temperature | Y | Remote Probe Included | N | 
| Variable Switching Differential | Y | App Control (with hub) | N | 
| Range: 05–35°C | Y | Surface Mounting | Y | 
| Built-In Sensor | Y | Supply | 230v AC | 
| Remote Air Sensing Mode | Y | Installed Dimensions (L x H x D) | 92 x 92 x 26 mm |