Dan Wildenhaus
Company name: Center for Energy and Environment
Position: Senior Technical Manager

As a Technical Advisor, trainer, and consultant for residential, multifamily, and small business programs, Dan has become completely immersed in the discussion of what is required to create High-Performance Buildings and the technologies that operate within them. After completing his bachelor’s degree at the Evergreen State College, with a focus on Energy Studies, Dan has developed over 29 years of experience, 15 of them working directly for a contractor, performing energy audits and Ratings, weatherization and HVAC repairs, consulting, and analysis for private clients in both New Construction and the existing buildings market. Almost 15 years ago, Dan transitioned to the consulting side of the business, working with program implementation companies and finding a home at the Center for Energy and Environment. Dan currently provides Decarbonization and HVAC consultation, technical management, market channel development, and training and presentation services for a variety of programs across the country.

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Tech Tips written:

Planning and Installing Condensate Drain Lines
The condensate drain is the source of many a service call in Florida. A lot of the time, the problem is just a clogged drain; bacterial zoogloea (drain snot) loves humidity, and the all-aluminum coils don’t do us any favors. Other times, there are some clear drain design or installation flaws that present hazards to […]
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Tandem Compressors and Their Efficiency Benefits
This tech tip about tandem compressors was inspired by the recent HVAC School podcast episode with the Copeland team. You can listen to that podcast episode HERE. One compressor is great, but how about two in the same circuit? Or three? We see multiple compressors in rack refrigeration circuits, but the concept isn’t as common […]
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Why the Breaker Size May Be Lower than the MCA (and Why That’s NOT Necessarily a Code Violation)
This HVAC system we recently installed has been causing quite a bit of trouble for us with inspectors. If you look at the label, you will see that the breaker size is 25 amps, and the minimum circuit ampacity (MCA or wire size) is 29 amps. The MOCP (maximum overcurrent protection, max fuse, or max […]
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30 Minutes or Less and You Only Have…
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