Why is my shower not draining in my RV?

The Problem The gray tank valve is open, but little to no water drains out. Or, water is backing up in the sink or shower. If this is the case for your RV, make sure both tanks are empty. If a full tank is not the problem, you likely have a clog caused by hair, grease, or food buildup in your tank or drain.

Can you use Drano in an RV shower?

I would not recommend using any caustic drain cleaners such as original Drano in the plumbing of an RV. Not because of the possibility of it damaging your RV’s pipes, but because it could also damage the rubber seals on the dump valves or even the holding tanks themselves.

What should I do about my RV shower drain?

1 Plungers. Household plungers can damage the delicate structures, piping, and drain in your RV shower. 2 Snakes and other physical clog removal tools. The common household metallic snake is a coiled, tension cord that you feed into your drain and then spin or revolve, usually by 3 Clog-dissolving chemicals. 4 Regular cleanings. …

What happens if you put plunger in RV shower?

Here are some tips to consider when it comes to your RV’s shower drain. Household plungers can damage the delicate structures, piping, and drain in your RV shower. They also can cause a build-up of pressure — something your household plumbing system doesn’t experience — which can damage seals in your tanks.

Why is there putty in my RV shower?

Even poor construction practices with your RV can result in excess plumber’s putty around the drain, which is very sticky and can fall down into the drain and trap debris. That’s why regular and thorough cleanings of your shower drain are so critical.

What should I not put in my shower drain?

Using household clog-dissolving chemicals in your shower (or other) drain, like Liquid Plumber, Drain-O, or other digesters is not recommended. The chemicals here — mostly lye and sodium hypochlorate (bleach) — cause chemical reactions that dissolve organic matter.

Well, if your grey water tank is completely full, your shower isn’t going to drain – even if there is no clog in sight. As a first order of business, check the level of your grey tank to ensure it has not filled up. Remember, you can’t completely trust your tank sensors, so check for yourself before you go looking for a clog.

What do you use to unclog shower drain in RV?

Assuming you packed a plunger, use it to attempt to release the clog inside the drain. The water may not immediately drain out even if you have loosened the clog, so give it a few minutes before you decide that you have failed with the plunger. Another handy item to have with you on your trip is a drain cleaner meant for use in RVs.

What should I do if my RV holding tank won’t drain?

Cold water will work as well but hot water is going to be more effective. Take the RV holding tank treatment and dump about 2-3 times more than you normally would down the toilet. Next, dump the 5 gallons of hot water+dishsoap down the toilet as well.

Even poor construction practices with your RV can result in excess plumber’s putty around the drain, which is very sticky and can fall down into the drain and trap debris. That’s why regular and thorough cleanings of your shower drain are so critical.