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The Round Mercury Free Thermostat W/ Manual Changeover Rwy The Round Mercury Free Thermostat W/ Manual Changeover Rwy has a manual changeover and can heat conventional systems and heat pumps with no auxiliary heat. Features battery assisted power stealing, 24V Heat Only 40-90F, and Relay Switch. Color finish is Premier White.

Honeywell The Round&#174; Mercury Free Thermostat T87K1007, With Manual Changeover Rwy

honeywell-the-round-mercury-free-thermostat-manual-changeover-rwy

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