Heat Treating Services Unlimited; Inc Claim Listing Return to Directory Rating (average) (0) Business Genre Contractor, Plbg Heat AC Business Website Address htsu.net Business Address, City 207 North Maple Street; Suite 1, Simpsonville ZIP Code 29680 Business Phone Number 8649629497 Business Fax 8649679758 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password? Reader Interactions Leave a Reply Cancel replyYou must be logged in to post a comment.