Download or read book Florida Air a Or B Exam Cram written by One Exam Prep and published by . This book was released on 2019-03-31 with total page 80 pages. Available in PDF, EPUB and Kindle. Book excerpt: Get one step closer to becoming a Florida Air HVAC A or B contractor with a Cram course designed by 1ExamPrep to help you conquer the required Florida Air A or B Contractors Trade Knowledge examination.*A "class A air-conditioning contractor" means a contractor whose services are unlimited in the execution of contracts requiring the experience, knowledge, and skill to install, maintain, repair, fabricate, alter, extend, or design central air-conditioning, refrigeration, heating, and ventilating systems.*A "class B air-conditioning contractor" means a contractor whose services are limited to 25 tons of cooling and 500,000 BTU of heating in any one system in the execution of contracts requiring the experience, knowledge, and skill to install, maintain, repair, fabricate, alter, extend, or design central air-conditioning, refrigeration, heating, and ventilating systems, including duct work in connection with a complete system.