Upgrade HVAC Thermostat Bypass Tool Kit, Kit of 1

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Upgrade HVAC Thermostat Bypass Tool Kit - Professional Jumper Switch For AC/Heating Unit Diagnostic W/ 4 Interchangeable Tips & Carrying Case. Professional Hvac Diagnostic Tool Quickly Bypass Thermostat Connections To Identify Issues In Heating, Cooling, Or Fan Systems. Perfect For Troubleshooting Without Dismantling Complex Setups - Saves Time And Service Call Cost