ADC 100 Fan Speed Control with Draft Switch For Gas-Fired Heating Appliances - 302.0100.1200
This fan speed control allows you to control your chimney fan speeds in gas-fired heating appliances.
Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.