Common Questions Is this gas valve compatible with both LP and Natural Gas

typically resetting between 250

Each unit comes standard with integrated 1 NO and 1 NC auxiliary contacts

which is critical for systems experiencing a wide range of operating conditions

If the compressor won't start but you have 24V at the coil

Zonefirst TTS 7 Day Program Heat/Cool Stat Touch Screen R-410A Common Questions Is this gasThe Zonefirst TTS is a professional grade 7 day programmable thermostat engineered for precise climate management in residential and light commercial zoning applications. This touchscreen HVAC control features a high contrast backlit interface that simplifies setpoint adjustments and schedule overrides, making it a preferred choice for contractors seeking a Zonefirst digital stat with high reliability. Designed for compatibility with most 24V AC