| Our Pick | Image | Product | Key Feature | |
|---|---|---|---|---|
| Best Overall | ![]() | On The Go OTG4-DBLSOFT Water Softener | Portable 16,000-grain RV softener | Check Price on Amazon |
| Best Budget | ![]() | Watts RV PRO-1000 (M7002) Softener | Portable 10,000-grain water softener | Check Price on Amazon |
| Best Compact | ![]() | On The Go 8,000 Grain Water Softener | Compact portable softener | Check Price on Amazon |
| Best 16,000-Grain | ![]() | Mobile Soft 16,000 Grain Softener | Portable unit with tank, head and resin | Check Price on Amazon |
| Best Shower Softener | ![]() | Shower Head Water Filter | Replaceable cartridge; reduces chlorine and odors | Check Price on Amazon |
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Best Rv Water Softener Reviewed
We know plumbing is an unpleasant job, and you want to avoid it as much as possible, especially in your RV. Hard water build up is disastrous for the pipes, has an odd taste, stains your toilet and sink, and wears out other appliances such as laundry machines faster than usual.
Hard water contains many dissolved minerals such as calcium and magnesium; these cause the liquid to have a few health benefits at the cost of maintenance. Since there is a myriad of particles mixed into the liquid, these take away from the flow and leave a residue.
Installing a water softener in your RV is the best way to counter this issue while on the go. There are many models available, catering to different budgets and needs. The tank will need to be cleaned from time to time and requires a bit of manual labor to set up. Fortunately, there are highly portable RV water softeners available that you can take wherever you travel to.
Best Overall – On the Go Rv Water Softener
Being the largest model on the market, this unit can put out twice as many gallons as many standard models. Even with such a high output, you can go up to forty days of regular usage before needing to replace the salt, which is around two boxes worth. You won’t feel the drop in pressure while using this unit. And, when you need to hit the road again, you can quickly store the unit away.
PROS
- Large output
- Provides soft water for up to 40 days
- High flow rates with minimal drop in pressure
- Built for quick and straightforward regeneration
CONS
- No mounting brackets available
Best Budget – Watts Water Softner M7002
This is the best budget RV water softener available. Its regeneration is very efficient and won’t require you to disconnect or reconnect the system to begin the process. It offers a high flow rate with only a small drop in water pressure, all for a great price. If the instructions get confusing, there are always tutorials available online.
PROS
- Secured by full cradle base
- 4 GPM flow rate with little drop in pressure
- Effective regeneration without needing to alter connections
CONS
- Vague hard to understand instructions
On the Go Portable Rv Water Softener
An RV water softener with ratings high enough to hit many top 10 lists, it recharges with just table salt and is an extremely portable model. It’s quick to get started, and we know that’s important when you want to shower right away. Space is always an issue inside a camper bus, but you won’t have to worry too much about that since this unit is very small and compact.
PROS
- Requires only one packet of salt
- 15-minute regeneration process
- Fits in tight spaces
CONS
- Flow sensitive
- More frequent regeneration
Mobile Soft Water Softener
Another great unit that’s capable of treating high quantities of hard water, within minutes. It’ll turn your water soft, removing all the soluble iron and more with ease. All the connections are approved and contain no lead. You’ll need to attach the hose ends gently as they are at risk of quickly becoming cross threaded.
PROS
- Removes total hardness and soluble iron
- NSF61 approved lead-free water connections
- Treats 5 gallons per minute
CONS
- Hose fittings can quickly become cross-threaded
Best Shower Softener – PurRite Shower Water Filter
A saltless RV water softener, this unit uses filters that need to be replaced at least twice a year. With a promise of reducing dry and itchy skin, this is a great unit to take on the road, especially if you plan to need plenty of showers. Just be aware it may not always keep a high water pressure.
PROS
- Water filter and softener
- Vitalizes skin and hair health
- Tool-free installation process
CONS
- Low water pressure
FAQs for Buying Rv Water Softeners
With all the various models available, choosing the right RV water softener isn’t easy. But, we’re here to answer a few questions about these devices and why you should be purchasing one for your RV or other methods of travel.
How Do Water Softeners Work?
These devices work by separating mineral particles from water using a principle called ion exchange. Every grain within the unit is charged with a sodium ion. When water flows through the materials, they become attracted to the grains and stay in the filter.
Types of Water Softeners
There are four types of these. Ion exchange, salt-free, magnetic, and reverse osmosis. Each unit works in similar ways.
Benefits of Water Softeners
You’ll have cleaner water which results in your plumbing, washing, cutlery, and dishes all being shinier and far more eye-appealing. When showering or bathing, you’ll suffer less from hard water and experience smoother, softer skin and hair.
What Is the Regeneration Time?
Manually regenerating a water softener can take 85 to 90 minutes. Ultimately this depends entirely on the size of the softener.
Do You Have to Use Salt?
Yes, unless you’re using a salt-free model, you’ll need to add it in occasionally. This helps when the ion exchange process takes place.
How Do I Maintain My Rv Water Softener?
If you feel that the device isn’t working at full capacity, the first thing you should do is check the control settings. After that, check for any issues in the section which applies salt to the system. Destroy any salt domes or bridges present.




