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Richard Trethewey
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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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Podcast guest:

Richard w/ This Old House Shares His Story
Richard Trethewey from This Old House joins Bryan on the podcast and tells his incredible story and shares some encouragement and laughs. Richard works with his sons, Ross and Evan. He has always worked in a family business and then left it to start his own with his sons. Family businesses truly are the backbone […]
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