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water pressure regulater

rblake39
Explorer
Explorer
Purchasing our first RV and we are looking on Amazon for accessories. Just wondering what the max water pressure was for a typical RV? Should I buy the cheap one that allows 40 to 50 pounds of pressure or get an adjustable one with a gauge in case we need more pressure? Thanks
23 REPLIES 23

rockhillmanor
Explorer
Explorer
rblake39 wrote:
Purchasing our first RV and we are looking on Amazon for accessories. Just wondering what the max water pressure was for a typical RV? Should I buy the cheap one that allows 40 to 50 pounds of pressure or get an adjustable one with a gauge in case we need more pressure? Thanks


First of all you should NEVER need/use more pressure. The regulator is set for what the lines in an RV can withstand. Henceforth why it is a regulator :W

Buy the brass ones. The plastic ones are worthless and break often.

We must be willing to get rid of the life we've planned,
so as to have the life that is waiting for us.

rblake39
Explorer
Explorer
Thanks guys. We just ordered it and will be picking it up in January. We will have the water pressure checked to 55 psi like path1 suggested during the PDI.

ncrowley
Explorer II
Explorer II
I had an adjustable one but it started leaking after a couple of years. We just purchased the Fairview 55 PSI pressure regulator on this page:

https://www.rvwaterfilterstore.com/PressureRegulators.htm

Since it is at the pressure we use all the time, it works great without spending a lot of money.
Nancy
Newmar Northern Star

path1
Explorer
Explorer
I use a 35 psi regulator on my waste tanks only. City water connection makes great hose holder once you get out hose to fill fresh water tank for self contained mode. To much to go wrong with unlimited water supply and plastic.

RV's supposed to be checked by manufacture to 55PSI (I believe is the latest) when being made. Of course that's before they bounce down the road and connections loosen up from pipes getting hot and cold or vibration.

What did your manufacture put in for plumbing? Solid pex with crimped fittings or connections made with hose clamps?

If buying new I would insist when doing PDI to include a water pressure check with a gauge to 55 psi.

Just me others do different.

Here is latest water mess...https://www.rv.net/forum/index.cfm/fuseaction/thread/tid/28632057/gotomsg/28632920.cfm#28632920

More info if interested...

http://www.rvdoctor.com/2015/06/properly-testing-rv-fresh-water-system.html
2003 Majestic 23P... Northwest travel machine
2013 Arctic Fox 25W... Wife "doll house" for longer snowbird trips
2001 "The Mighty Dodge"... tow vehicle for "doll house"

enblethen
Nomad
Nomad
I have been happier with one like this. More flow at set pressure.
Adj. Water regulator

Bud
USAF Retired
Pace Arrow


2003 Chev Ice Road Tracker

ChooChooMan74
Explorer
Explorer
I have no issues with my high flow 50-55 psi model. I frequent a campground with 80 to 100psi water pressure.

Water Pressure Regulator
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DutchmenSport
Explorer
Explorer
For many years I used the simple water regulator like this:



I actually had 2 of them. I never had any problems with over-pressure and the lines in my camper exploding or anything. I thought it worked pretty well.

Then one time, we stayed at a KOA. The manager warned us to be sure to use a water regulator on our camper as the water pressure at the spigots was 110 pounds and that would blow out our lines if we didn't use a regulator.

It was at that point, I had the "Ah Ha!" moment and realized I didn't know how trustworthy that device REALLY was.

EVER since (and it's been a few years now), I don't attach a hose to my camper. I fill the fresh water tank and pump from there. When it gets low, I fill again. I may leave my water hose laying on the ground, but it's not attached.

I know some folks will probably chime in with some pretty sophisticated water pressure regulator suggestions, with gauges, and valves, and settings, and everything else. But simplicity is the best. Isn't it? Your on-board pump will not over pressurize. I prefer to be 100% safe and never have to worry about it.

Several years ago, we had a garden hose burst on us. I had the regulator between the hose and the camper. If it would have been between the spigot and the hose, it might have saved the hose. Something to think about? Where do you place the regulator?

Bobbo
Explorer II
Explorer II
Go to The Water Filter Store and get an adjustable, a Valtera, or, better yet, a Watts. The Watts can be rebuilt if it ever fails. Set the pressure to 45 psi to 55 psi. The RV manufacturers usually recommend 45 psi, but the pumps nowadays come set to 55 psi. I called Winnebago and asked about 55 psi and they said that was fine.

The Watts X65BG is the new model of the regulator I have. I recommend it. I am happy with brass. I would not pay extra for stainless steel. Brass has been used with potable water systems for generations.
Bobbo and Lin
2017 F-150 XLT 4x4 SuperCab w/Max Tow Package 3.5l EcoBoost V6
2017 Airstream Flying Cloud 23FB

newman_fulltime
Explorer II
Explorer II
Get the stainless high flow water regulator