I found this really interesting guide to install a new circuit breaker Installing A New Circuit Breaker In An Electrical Panel
Hi Dr. Thanks for the link. Planning my first grow & one of the first things is ugrading the breakers to 20 amp from 15. Thought I was going to have to call an electrician and you know the bucks they get. After having sub'd out hundreds of electrical jobs over the past 25 years I'm finally paying for 1 out of my pocket, lol. +rep Cheers, bruce