iO HVAC Controls Universal Twinning Kit io-twin
$204.99

iO HVAC Controls Universal Twinning Kit io-twin

HVAC Surplus

Description Features Specs Designed to allow a single thermostat to control two separate HVAC units, this twinning kit can be expanded to contro...

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$204.99
Jackson Systems TK-400 Universal Twinning Kit
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$130.00

Refurbished Jackson Systems TK-400 Universal Twinning Kit TK-400-RF

Jackson Systems

Description Features Specs The TK-400 is designed to allow a single thermostat to control two separate HVAC units. The TK-400 can also be expand...

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$130.00
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