Acceptance of ductless technology is growing fast in the U.S. Ductless is another market segment that allows the contractor an excellent opportunity for growth. The NEWS again teamed up with AHRI to produce an eBook to help contractors learn about a specific technology - ductless systems. In this book, you will learn how to promote the advantages of ductless, learn about training options, and also read about real world examples of where ductless was the right technology for a specific job.
The geothermal market is growing and the HVAC contractor can find it profitable. In order to help contractors just getting into the field or give those who are in the field a few pointers, The NEWS teamed up with AHRI for this geothermal eBook. In this book, we cover important issues like geothermal tax credits, financing, and tax incentives. In addition, we showcase a few real-world examples where geothermal was the correct choice for both a homeowner and a school district.
Get insight from renowned HVACR professor at Ferris State University and NEWS columnist, John Tomczyk, in this 48-page eBook covering a wide range of service and troubleshooting topics.
Subjects covered in the book's 16 chapters include: system check sheets, bad compressor valves, loss of air conditioning cooling, condenser splitting, frost on the compressor's head, restricted TXV metering device, leak detection methods, refrigerant migration, and more.
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