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The Radiant Thermostat 519 accurately controls the room and/or floor temperature for a hydronic heating zone using Pulse Width Modulation (PWM) technology. Simple up and down buttons and a display with large type make this thermostat easy to read and use. A Slab Sensor 079 is included to measure floor temperature to protect the floor from overheating and enhance comfort. This easy to install thermostat is a direct replacement for the tekmar Thermostat 509.

Return Policy: We accept return within 30 days of receipt of your orders. Restocking fee applies on some returned Products. Returned Items shall have intact labels, packages and shall not have been used. for more info.

• Radiant Floor Heating• Pulse Width Modulation• Floor & Air Temperature Control• Outdoor & Floor Temperature Display• Backlight• Freeze Protection• Includes Slab Sensor 079