Who We Are

Paul Wieboldt

Paul's photo

In 1993, Paul Wieboldt founded Tradesman Heating and Air Conditioning Services in Waco, Texas. In 1999, Paul had the honor of installing the geothermal systems in the Crawford, Texas ranch home of President and Mrs. George W. Bush.

That same year he founded Tradewinds Appropriate Technologies.

Tradewinds performs home energy analysis, residential and commercial testing and balancing and diagnostic services. Since 2007, we have performed the testing and balancing for numerous hotel projects in the Dallas area. His company provided the third-party testing for the first official validation of an ACCA Quality Installation in the United States.

Licensed in the State of Texas as an HVAC contractor,he is an experienced field technician, HVAC installer, supervisor, estimator and system designer.

In the course of his career, he has taught thousands of contractors and technicians in the basics of Manual J heat loads, equipment selection, duct design and system performance diagnostics.

Over the years, he has developed numerous practical courses on how to implement ACCA Manuals J, S, D, T and P. He is the author of over a dozen ACCA sponsored/Texas Department of Licensing and Regulation approved continuing education courses, both for classroom and online, for licensed HVAC contractors in Texas. His subject matter expertise is in HVAC load calculation, equipment selection, duct design, ventilation and dehumidification.

He is an approved Elite RHVAC Instructor for Manual J, S and D. Over the last 24 years, Paul has performed thousands of software based Manual J, D and S calculations.

He can be reached directly at paul@manualjdesign.com or his direct phone line 254-799-1326

Chris Wieboldt


Chris has been servicing and installing heating and air conditioning systems in the states of Texas and Idaho since 1993. He holds a Master’s license in Texas and a Journeyman Contractor’s (Master’s) license in Idaho. He is a Nate certified technician, is NBI certified in residential and light commercial air balancing, NBI certified in combustion analysis and carbon monoxide testing and has extensive experience with water source heat pump installation and service (geothermal systems).

He founded Pinnacle Comfort Solutions, LLC in the State of Idaho and bought and operated Eagle Heating and Air Conditioning as a division of Pinnacle Comfort Solutions.

He has been working with Paul, performing load calculations, designing high performance HVAC systems and assisting homeowners and contractors resolve tough comfort problems, for over 25 years.

He can be reached directly at chris@manualjdesign.com or his direct phone line 208-982-4328

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