Posted on May 8, 2019 by joshr — Leave a commentQ ~ Where are HEAT Technology books 1 and 2? Heat Technology Books 1 and 2 were combined into HEAT Technology Book 3 and discontinued. Post navigationPrevious post: Q ~ Will the HyZor freeze in the Winter?Next post: Q ~ What would be correct size induction motor? Leave a Reply Cancel replyYou must be logged in to post a comment.