Instant Pricing

Home / Troubleshooting / Energy-Monitoring Thermostat

What does it mean if my thermostat reads “ER 1 Out” on the display?

ER1 Out: Indicates that the thermostat is not set up correctly.

Go to Menu > Settings > Advance settings > Probes > External > Select “no function”.

Warmup offers an extensive range of electric floor systems compatible with all floor types, rooms and projects.

Indoor Systems

✓ Ideal as a primary heat source for whole-house heating
✓ Ideal for zones less than 250ft²
✓ Ideal for single rooms
✓ Does not alter floor levels
✓ Great for renovations

Electric Systems Quote

Thumbnail [200x250]

Outdoor Systems

✓ Ideal for zones under 3,000ft²
✓ Ideal for residential and commercial projects
✓ Compatible with existing roofs & driveways
✓ Works with asphalt, concrete, and pavers
✓ Great for new construction

Outdoor Systems Quote

Thumbnail [200x250]

Projects Division Consultation

✓ Bespoke heating solutions for new-build projects and larger renovations
✓ Dedicated team to work with you
✓ Detailed system layouts for each stage of the project

Get In Touch with Warmup’s Projects Division

Thumbnail [200x250]