What does the lock symbol mean on the STELPRO STCNP thermostat?
The lock symbol on the STELPRO STCNP thermostat indicates that the Security mode is activated. When this mode is active, it imposes a maximum…
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STELPRO STCNP Single Programming Electronic Thermostat for Heating Floors User Guide — questions & answers
Read product questions and troubleshooting answers linked to STELPRO STCNP Single Programming Electronic Thermostat for Heating Floors User Guide.