Q: Should I worry about CO poisoning in my RV?

A: As long as you have a CO (Carbon Monoxide) detector and a propane detector you will be fine, they do have a life on them somewhere between 5-7 yrs usually, some will beep when gotten to the end of their life, some will not, so check to see when it was manufactured or the stated expiration date on it. Welcome to RVing

Now the question comes up: “how to try to keep CO out of the RV while sitting still and running generator?

This is what we have used in the past while tailgating at sporting events. https://amzn.to/3kkja1x