Parts & Service

Technician brazing copper pipe with a torch, wearing a black Therma-Stor Service Team shirt.

Effective September 1st, 2025 Therma-Stor will no longer offer unit repair.

Parts & Tech Support

To obtain parts or service for products manufactured by Therma-Stor please call:

TO ORDER PARTS

or call: 1-800-533-7533 (follow prompts)
Mon–Fri, 9 am–3 pm CST

FOR TECH SUPPORT

or call: 1-800-533-7533 (follow prompts)
Mon–Fri, 9 am–3 pm CST