White Rodgers 661975 White Rodgers Mercury Free Mechanical T-Stat
Same size function as older models with updated styling. Enclosed Contacts for Increased Reliability and Accuracy. Replaces Hundreds of White-Rodgers and Competitive Model Installed Over the Past 50 Years. White. 1-Year Warranty. Heat-Cool Subbase Heat-Only or Cool-Only Subbase. Single Stage Heat Pump. Mercury free universal mechanical thermostat heat/cool heat-only or cool-only 3-wire zone valve millivolt on-off subbase and limited range stop kit included. Vertical or horizontal available.