Double-switch thermostat | |||
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Double-switch thermostat. This is a mercury tilt switch thermostat that contains two separate mercury tilt switches, one that tilts on when it gets too cold and one that tilts on when it gets too hot. This lets you set the heating and cooling systems to different temperatures. Source: Chris Anderson Contributor: Chris Anderson Acquired: 13 January, 2010 Text Updated: 13 January, 2010 Price: Donated Size: 7" Purity: 99% | |||
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