Actually, that depends. For sure know material types. Know tools. Know what type of work flow is expected on a system. 45 degree offset formula... I'd say those would be the hard hitters.
@@elicst300 could you clarify what kind of sponsor? I don't have any sponsors as far as a contractor who verified my hours. That's all done through the union. So is a union contractor that validated all my hours and reports. But if you have any sponsors I'm down to throw in
Hi! I made a couple videos that can help point you in the right direction. Click under all videos on my channel. But in short. Type in your areas plumber union hall and hopefully their website will guide you in. I have more videos explaining my process that might help you prepare! Best career ever.