This is much better than a P-trap

Hey Doc, I was at an RV show recently and I noticed that there wasn’t a regular P-trap under the lavatory sink, just a straight fitting or adapter. Any idea what this was? I thought all sinks had to have a water lock to keep the holding tank fumes from getting inside the motorhome. —Craig J. Hey Craig, Welcome to... Read More

Is sway control necessary for a short travel trailer?

  Dear Gary, I am a newbie to RVing and I just purchased a used Prowler 22-foot travel trailer and I am towing it behind my F-250. My question is, do I need a sway bar? I am getting mixed messages mostly leaning towards not needing one. —Tami W. Dear Tami, I am a firm believer in both a weight... Read More

How to replace an RV TV

Dear Gary, My husband and I are RV “newbies” and my question will probably sound stupid to veteran RVers. The two TVs in our fifth wheel (probably original equipment) are dual voltage (12/120). I know that means they can work when hooked up at a campground or on battery power from the “house” batteries if not connected to “shore” power.... Read More

Fifth wheel travel trailers – inverters and generators

  Dear Gary, Do fifth-wheel travel trailers have inverters? If they do not, then I need one with a generator, right? —Robert P. Hi Robert, Many 5th wheel travel trailers are indeed equipped with an inverter. In some cases, however, they may not power all 120-volt AC loads in the same manner as an on-board generator. Some trailers are equipped... Read More