Lux LuxPro Snap Action Mechanical Thermostat (1 Heat - 1 Cool)

COMPATIBLE WITH: Most 24V Gas, Oil, Electric Heating and Air Conditioning Systems 2 Wire Hydronic Systems Millivolt Systems Hydronic Air Handlers NOT COMPATIBLE WITH: 3 Wire Hydronic Systems 120V/240V Systems Heat Pumps Compressors Without Time Delays FEATURES Horizontal Style Clean, Attractive Design Snap Action Mechanism Value Priced Adjustable Heat Anticipator