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10 Best Rv Water Softeners 2025 in the United States
#1
Winner
On The Go OTG4-DBLSOFT-Portable 16,000 Grain RV Water Softener (NOT made in China, assembled by U.S. Workers in Indiana)
The On The Go OTG4-DBLSOFT is a portable RV water softener designed for users looking for an efficient way to improve water quality while on the road. With a grain capacity of 16,000, it produces approximately 1,600 gallons of soft water and regenerates quickly using just two boxes of table salt in under 30 minutes. This feature makes it an excellent choice for RV owners who value performance and convenience. One standout strength is its compact design, which allows it to fit in tight spaces, enhancing portability and storage. The softener is also easy to install, requiring no tools or electricity, and connects seamlessly to standard garden hoses, which is a big plus for ease of use. The large opening for salt addition and the movable base for leveling on uneven ground further add to its user-friendly design.
Rating
9.9
Chosen by1,297
Regeneration Process
Size and Portability
Ease of Installation
Most important from
1740 reviews
#2
GoBluTech AR3 Water Filtration Unit + Water Softener (Bundle) - US Veteran Owned
The GoBluTech AR3 Water Filtration Unit + Water Softener is designed for RV users who want a compact and lightweight solution for improving water quality on the go. Its under-sink installation type and relatively small size (13.5 x 6.5 x 15 inches) make it convenient for tight spaces commonly found in RVs. Being lightweight adds to its portability, a handy feature when space and weight are critical.
Rating
9.8
Size and Portability
Flow Rate
Ease of Installation
Most important from
167 reviews
#3
VEVOR RV Water Softener, 16,000 Grain Portable Water Softener, with 3/4" Brass Fittings and 42" Hose, Soften Hard Water Filter System for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
The VEVOR RV Water Softener is a portable device designed to improve water quality for RVs, trailers, boats, and even mobile car washing setups. With a grain capacity of 16,000, it can effectively reduce water hardness, capturing heavy metals and bringing hardness levels down to 0-3 grains per gallon. This water softener is built to last with its durable glass fiber shell and NSF-certified food-grade resin, which is sustainable for up to five years without frequent filter changes.
Rating
9.7
Ease of Installation
Most important from
229 reviews
Top 10 Best Rv Water Softeners 2025 in the United States
#1
Winner
9.9 score
On The Go OTG4-DBLSOFT-Portable 16,000 Grain RV Water Softener (NOT made in China, assembled by U.S. Workers in Indiana)
On The Go OTG4-DBLSOFT-Portable 16,000 Grain RV Water Softener (NOT made in China, assembled by U.S. Workers in Indiana)
Grain Capacity: 16,000
Regeneration Process: quickly regenerates with two boxes of salt
Size and Portability: compact, 10x10x24 inches, 32 pounds
Flow Rate: 1,600 gallons of soft water
Ease of Installation: easy, no tools or electricity needed
Maintenance Requirements: manage salt levels, monitor system
Chosen by 1297 this week
GoBluTech AR3 Water Filtration Unit + Water Softener (Bundle) - US Veteran Owned
GoBluTech AR3 Water Filtration Unit + Water Softener (Bundle) - US Veteran Owned
Size and Portability: 13.5x6.5x15 in, lightweight
Ease of Installation: Under sink, user-friendly
VEVOR RV Water Softener, 16,000 Grain Portable Water Softener, with 3/4" Brass Fittings and 42" Hose, Soften Hard Water Filter System for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
VEVOR RV Water Softener, 16,000 Grain Portable Water Softener, with 3/4" Brass Fittings and 42" Hose, Soften Hard Water Filter System for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
Grain Capacity: 16,000
Regeneration Process: 52 ounces of salt
Size and Portability: 9.6 x 9.6 x 19.3 inches
Flow Rate: 3/4-inch connections, up to 150 psi
Ease of Installation: Quick setup under five minutes
Maintenance Requirements: NSF-certified food-grade resin
PRO+AQUA Portable RV Water Softener 16,000 Grains and Filtration System Bundle, Filter and Soften Hard Water for RV Trailers Vans
PRO+AQUA Portable RV Water Softener 16,000 Grains and Filtration System Bundle, Filter and Soften Hard Water for RV Trailers Vans
Grain Capacity: 16,000
Regeneration Process: universal kit
Size and Portability: 10 x 19.5 inches, 35 lbs
Flow Rate: 5 gallons per minute
Ease of Installation: 5 minutes
Maintenance Requirements: manageable, requires some understanding
H&G Lifestyles RV Iron Water Filter System for Well Water, Water Softener Garden Hose Filters, Removel Heavy Metal Calcium Magnesium Odor, Improve Water Taste for RV Campers
H&G Lifestyles RV Iron Water Filter System for Well Water, Water Softener Garden Hose Filters, Removel Heavy Metal Calcium Magnesium Odor, Improve Water Taste for RV Campers
Regeneration Process: multi-stage filtration with activated carbon
Size and Portability: 7.09 x 7.09 x 16.54 inches
Ease of Installation: durable 3/4-inch brass fittings
Maintenance Requirements: long-lasting filter, free replacement after 5 years
Related Products
Up to 18% off
NPGLOBAL RV Water Softener Portable - 16,000 Grain, 3/4" GHT Fittings, Convenient Water Softener for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
NPGLOBAL RV Water Softener Portable - 16,000 Grain, 3/4" GHT Fittings, Convenient Water Softener for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
Grain Capacity: 16,000
Regeneration Process: Table salt, 30 minutes
Size and Portability: Compact, 14.02 kg
Ease of Installation: Easy
Maintenance Requirements: Regular maintenance with table salt
H&G lifestyles Portable Water Softener for RV with Water Hose,5A Food-Grade 3/4" Brass Fittings 2600 Gallons Softens Hard Water Filtration System for Trailers Boats Mobile Car Washing
H&G lifestyles Portable Water Softener for RV with Water Hose,5A Food-Grade 3/4" Brass Fittings 2600 Gallons Softens Hard Water Filtration System for Trailers Boats Mobile Car Washing
Grain Capacity: 12,000 grains
Regeneration Process: pre-filled with salt
Size and Portability: 15.75 x 7.87 x 7.83 inches
Ease of Installation: tapered thread interface
Maintenance Requirements: reduces maintenance costs
PRO+AQUA Elite 5-Stage Whole House Water Softener and Filter Bundle System for Well Water | Reduces Heavy Metals, Iron, Sulfur, Sediment, Chlorine, and More | Ideal for 3-4 Bathrooms (+ RO System)
PRO+AQUA Elite 5-Stage Whole House Water Softener and Filter Bundle System for Well Water | Reduces Heavy Metals, Iron, Sulfur, Sediment, Chlorine, and More | Ideal for 3-4 Bathrooms (+ RO System)
Grain Capacity: small to medium-sized homes
Regeneration Process: auto regeneration
Size and Portability: 325 pounds, 57 inches height
Flow Rate: 10.31 Gallons Per Minute
Ease of Installation: under-sink installation
Maintenance Requirements: auto regeneration, initial setup required
Patriot Freedom RV Water Softener System – Automatic Regeneration, Digital Display, Portable Design, NSF/ANSI Certified, Made in USA
Patriot Freedom RV Water Softener System – Automatic Regeneration, Digital Display, Portable Design, NSF/ANSI Certified, Made in USA
Regeneration Process: hands-free automatic regeneration
Size and Portability: 20x12x24 inches, under 30 lbs
Flow Rate: 27 gallons per minute
Ease of Installation: about 20 minutes, no help
Maintenance Requirements: add salt every 3 months
#10
7.9 score
GoBluTech R3 Water Filtration Unit + Water Softener (Bundle) - US Veteran Owned
GoBluTech R3 Water Filtration Unit + Water Softener (Bundle) - US Veteran Owned
Regeneration Process: Manual
Size and Portability: 16.65 x 6.5 x 8.5 inches
Ease of Installation: Easy
Maintenance Requirements: Manual monitoring
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Buying Guide for the Best Rv Water Softeners
Choosing the right RV water softener is crucial for ensuring that you have access to clean, soft water while on the road. Soft water can prevent scale buildup in your plumbing, improve the efficiency of your appliances, and make your showers more enjoyable. To pick the best water softener for your RV, you need to consider several key specifications. Understanding these specs will help you make an informed decision that suits your specific needs and lifestyle.Grain CapacityGrain capacity refers to the amount of hardness minerals the water softener can remove before it needs to regenerate. This is important because it determines how often you will need to regenerate the system. Smaller units with lower grain capacities (e.g., 8,000-10,000 grains) are suitable for occasional use or smaller RVs, while larger units (e.g., 16,000-32,000 grains) are better for full-time RVers or larger families. Choose a grain capacity based on your water usage and how often you want to perform maintenance.
Regeneration ProcessThe regeneration process is how the water softener cleans itself and prepares to soften more water. There are two main types: manual and automatic. Manual regeneration requires you to initiate the process, which can be more labor-intensive but gives you control over when it happens. Automatic regeneration systems handle this process on their own, which is more convenient but may require a power source. Consider your preference for convenience versus control when choosing between these options.
Size and PortabilitySize and portability are crucial for RV water softeners because space is often limited. Compact and lightweight models are easier to store and transport, making them ideal for smaller RVs or those who move frequently. Larger units may offer higher capacity and efficiency but can be more cumbersome to handle. Assess the available space in your RV and how often you plan to move the unit to determine the best size for your needs.
Flow RateFlow rate measures how much water can pass through the softener per minute, typically in gallons per minute (GPM). This is important because it affects the water pressure in your RV. Lower flow rates (e.g., 1-3 GPM) may be sufficient for smaller RVs or single users, while higher flow rates (e.g., 4-6 GPM) are better for larger RVs or multiple users. Choose a flow rate that matches your water usage to ensure consistent water pressure.
Ease of InstallationEase of installation refers to how simple it is to set up the water softener in your RV. Some models come with user-friendly instructions and require minimal tools, making them ideal for DIY enthusiasts. Others may need professional installation or more complex setup. Consider your comfort level with installation tasks and whether you prefer a plug-and-play model or are willing to invest time in a more involved setup.
Maintenance RequirementsMaintenance requirements include the tasks needed to keep the water softener functioning properly, such as adding salt, cleaning, and regenerating. Some models are low-maintenance and only need occasional attention, while others require more frequent upkeep. Think about how much time and effort you are willing to dedicate to maintenance when choosing a water softener. Lower maintenance models are ideal for those who prefer a set-it-and-forget-it approach.