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Customer Support

You can call Delta-Therm at (800) 526-7887 between 7:00 am - 5:30 pm central standard time, or email info@delta-therm.com.

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Field Services

Pre-Installation On-Site Planning Meeting

  • On-Site Installation Training
  • Cable Testing & System Inspection Site Visit
  • Service Calls for Installed Systems

System Wiring Inspection & Training Visit

A successful inspection qualifies the system owner for an extended warranty. Please review our Warranty Length Chart for extended warranty information. You can contact our customer service department for more information and scheduling options.

CAD Services

You can use our full-service customer department to assist you with CAD drawings. Our engineered drawing set includes:

  • D-Size Engineered Drawings
  • Bill of Materials
  • Typical Set of Components Detail
  • 3-Part Written Specification


Drawing Requirements

  • Please provide an AutoCAD drawing (.dwg format) of area, pipe, or device required.
  • We also accept scaled and dimensioned drawings.
  • Non-scaled drawings are accepted however, we can only return a typical detail.
  • CAD drawing service includes one disk, one print, and one revision.
  • Please discuss your requirements with your customer service representative.

Continued Education Training

Proprietary Classes And Training

  • One Hour Lunch 'N Learn On Your Site

Authorized Installation Training Classes

Become one of our recommended authorized installers for your local community. We offer training classes at our facility in Wauconda, IL and at regional engineered sales offices. Benefits of becoming an authorized installer include:

Sales Leads

  • Authorized Installer Logo For You Business
  • Authorized Installer Business Card
  • Literature
  • Product Samples

Technical Support

(800) Technical Support

Contractors can call our toll-free customer service for technical support at (800) 526-7887 between the hours of 7:30 am - 5:30 pm C.S.T. Please have a copy of your original invoice, packing slip, or completed warranty card so that we know all of the components that were installed.

We can also provide a service call where our factory representative will meet contractors on-site. If the problem is covered under warranty, there will not be a charge for the visit. If the problem isn't covered by warranty, then there will be a charge for the visit.