Swift service is just a call (or click) away.
Thermo-Tech Windows is committed to providing quality products constructed to our high standards of excellence. Even with our impressive record, there may be an instance when a product concern arises that requires our technical expertise. Our knowledgeable staff is ready to help!
Before calling or filling out the Parts & Service Request Form below we encourage you to contact the dealer who your windows were purchased through (if known). They may be able to provide you important information that will expediate your service, such as sales order number of window/door type.
Our Service Department
Monday-Friday
7:00 a.m. – 5:00 p.m. (CT)
Phone: 1-320-529-4012 ext. 600
Fax: 1-320-529-4017
Toll-Free Phone: 1-888-826-4944
Toll-Free Phone: 1-877-565-0159 ext. 600
Toll-Free Fax: 1-877-565-0160
Parts & Service Request form
Please fill out the form below. A Service Department representative will contact you after your request has been received.
IMPORTANT: Missing or incomplete information may cause delay in service completion.