Contact Technical Services Please fill out the following form and click the Submit Query button. Your comments will be forwarded to a support specialist and will be attended to promptly. You should expect a response within one business day. Please only use this form for technical issues relating to a product or product applications. Contact Name: Contact Phone: Email: Customer Type: --None-- Homeowner Contractor Distributor/Wholesaler OEM Internal (Sales) Other Subject: Description: Product Group: --None-- Thermostats Smoke Detectors CO Detectors Combo Detectors Duct Detectors Timers Appliance Cooking Heating Refrigeration Zoning Other Model: Contact Technical Services by Telephone USA & CANADA       Phone: 800.445.8299 Fax: 630.260.7294 Please have your model or product number ready when calling.