User posts

Looking for a better way to clean condensers? See coilcleaningtools.com then call me a 952 994 3482

How long is it after you finish the 16 classes and get the completion certificate before it is sent to Nate for review.

Is anyone having trouble converting the check list into PDF files?

Show all my quizzes

Goodmorning

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why isn’t my name and correct date on the certificates

Hi Bryan,  it would be great to see some live ductless signal testing for both a conventional zero crossing type and RS485.   -What a good signal looks like -What a bad signal looks like and why.  Many times using a meter you have what appears to be a good signal yet it is not. […]

What’s the direct link for the universal Epa test prep and exam?