What Is The Best Water Filter System for RV [In 2025]

Having access to clean, safe, and great-tasting water is essential for any RV owner. Whether you’re boondocking in the wilderness or parked at a campground, a reliable water filtration system can make all the difference in your camping experience. In this comprehensive product review, we’ll explore the top water filter systems for RVs, comparing their features, performance, and customer feedback to help you make an informed decision.

5 Best Water Filter System for RV Reviews

RV Water Filter System

Overview

This 5-stage water filtration system is designed specifically for RVs and campers, providing high-quality filtration to remove sediments, chlorine, VOCs, heavy metals, and odors. With a 0.01-micron filtration rating, it effectively traps even the smallest contaminants, ensuring clean and safe drinking water for your travels.

Specs

• Filtration Stages: 5-stage filtration
• Filtration Rating: 0.01 microns
• Flow Rate: 20 GPM
• Inlet/Outlet: 1″ threaded connections

Pros

• Comprehensive 5-stage filtration system
• Highly effective 0.01-micron filtration rating
• High flow rate of 20 GPM
• Durable construction with 1″ threaded connections

Cons

• May be larger and heavier than some RV owners prefer
• Replacement filters can be more expensive than some competitors

Customer Reviews

This RV water filter system has received generally positive reviews from customers, with many praising its ability to provide clean, great-tasting water. Some users have noted occasional leaks, but these issues seem to be resolved by properly sealing the connections.

GoBluTech AR3 RV Water Filter System

Overview

The GoBluTech AR3 is a compact and lightweight 3-stage water filtration system designed specifically for RVs, campers, and boats. It features a 0.2-micron high-flow filter, a charcoal/coconut shell carbon filter, and a sediment filter to provide comprehensive water purification.

Specs

• Filtration Stages: 3-stage filtration
• Filtration Rating: 0.2 microns
• Flow Rate: 6 GPM
• Connections: 3/4″ GHT female

Pros

• Compact and lightweight design
• Effective 0.2-micron filtration
• Includes charcoal/coconut shell carbon filter for taste and odor improvement
• Durable stainless steel quick-connect fittings

Cons

• Lower flow rate compared to some other RV water filters
• Replacement filters may be more expensive than some competitors

Customer Reviews

The GoBluTech AR3 has received overwhelmingly positive reviews from RV owners, with many praising its ability to improve water quality and taste without significantly impacting water pressure. Some customers have reported minor leaks, but these seem to be isolated incidents.

GLACIER FRESH Replacement for GoBluTech RV Water Filtration System

Overview

The GLACIER FRESH replacement filter is designed to work seamlessly with the GoBluTech AR3 RV water filtration system. It features a 3-stage filtration process, including a 0.2-micron high-flow filter, a charcoal/coconut shell carbon filter, and a sediment filter, to provide comprehensive water purification.

Specs

• Filtration Stages: 3-stage filtration
• Filtration Rating: 0.2 microns
• Flow Rate: 6 GPM
• Connections: 3/4″ GHT female

Pros

• Designed to work with the GoBluTech AR3 system
• Maintains the same effective 0.2-micron filtration
• Includes charcoal/coconut shell carbon filter for taste and odor improvement
• Compact and lightweight design

Cons

• Only compatible with the GoBluTech AR3 system
• Replacement filters may be more expensive than some competitors

Customer Reviews

The GLACIER FRESH replacement filters have received positive reviews from customers, with many noting the consistent performance and improved water quality compared to the original filters. Some users have reported occasional leaks, but these seem to be isolated incidents.

iSpring CW31 RV Water Filter System

Overview

The iSpring CW31 is a 3-stage RV water filtration system designed to remove chlorine, VOCs, and other contaminants from your water supply. It features lead-free brass hose quick connectors for easy installation and a high-capacity filter cartridge that can last up to 6 months.

Specs

• Filtration Stages: 3-stage filtration
• Filtration Rating: Not specified
• Flow Rate: High flow
• Connections: 3/4″ lead-free brass hose quick connectors

Pros

• High-flow design with no restriction on water pressure
• Lead-free brass hose quick connectors for easy installation
• Durable BPA-free housing and metal bracket
• Retains beneficial minerals in the water

Cons

• Filtration rating not explicitly stated
• May not be as effective at removing certain contaminants as higher-end filters

Customer Reviews

The iSpring CW31 has received positive reviews from RV owners, with many praising its ease of installation and the noticeable improvement in water quality. Some customers have reported occasional leaks, but these seem to be isolated incidents.

Ultra RV Water Filter System with VirusGuard

Overview

The Clearsource Ultra RV Water Filter System is a premium filtration solution designed to provide the ultimate protection against viruses, bacteria, and cysts. With its VirusGuard technology, this system effectively removes a wide range of contaminants, ensuring safe and clean drinking water for your RV adventures.

Specs

• Filtration Stages: Multi-stage filtration
• Filtration Rating: Removes viruses, bacteria, and cysts
• Flow Rate: 4.5 GPM
• Dimensions: 18.75″ x 15.25″ x 7.5″, 28 lbs

Pros

• Comprehensive protection against viruses, bacteria, and cysts
• Improves water taste and odor
• Sturdy and durable construction
• Relatively high flow rate of 4.5 GPM

Cons

• Significantly more expensive than other RV water filters
• Larger and heavier than some RV owners may prefer

Customer Reviews

The Clearsource Ultra RV Water Filter System has received overwhelmingly positive reviews from customers, with many praising its ability to provide clean, safe, and great-tasting water. Some users have noted the higher cost, but most consider it a worthwhile investment for the level of protection it offers.

Buying Guide: Choosing the Best Water Filter System for Your RV

Filtration Stages

• Consider the number of filtration stages and the types of contaminants they are designed to remove (e.g., sediments, chlorine, heavy metals, bacteria, viruses).
• More filtration stages generally provide more comprehensive water purification, but may also result in a higher price point.

Filtration Rating

• Look for a filter with a lower micron rating, as this indicates a higher level of filtration and the ability to remove smaller contaminants.
• Typical RV water filters range from 0.2 to 0.01 microns in filtration rating.

Flow Rate

• Ensure the water filter system can provide enough flow rate to meet your RV’s water needs, especially for activities like showering and dishwashing.
• Higher flow rates (e.g., 6-20 GPM) are generally preferred for RV applications.

Connections and Installation

• Look for RV water filters with standard hose connections (e.g., 3/4″ GHT) for easy installation and compatibility with your RV’s plumbing.
• Some systems come with quick-connect fittings for fast and tool-free installation.

Durability and Portability

• Consider the overall construction and materials used, as well as the weight and dimensions of the water filter system.
• Compact and lightweight designs are often preferred for RV use, as they are easier to transport and store.

FAQ

1. How often should I replace the filters in my RV water filtration system?

The recommended filter replacement interval can vary depending on the specific system and your usage, but most RV water filters should be replaced every 3-6 months or when the flow rate starts to decrease significantly.

2. Can RV water filters remove bacteria and viruses?

While many RV water filters are effective at removing sediments, chlorine, and other contaminants, some specialized systems like the Clearsource Ultra are designed to specifically target and remove bacteria, viruses, and cysts.

3. How do I know if my RV water needs filtering?

If you notice any issues with the taste, smell, or appearance of your RV’s water, it’s a good idea to install a water filtration system. Additionally, if you’re unsure about the quality of the water supply at your campground or boondocking site, a filter can provide added peace of mind.

4. Can I use my RV water filter system at home?

Yes, many RV water filters can be used in a residential setting as well, as they are designed to work with standard hose connections. This can make them a versatile option for filtering water both in your RV and at your home.

5. What are the benefits of using an RV water filter system?

RV water filter systems can provide a range of benefits, including improved water quality, better taste and odor, and the removal of harmful contaminants like chlorine, heavy metals, and sediments. This can lead to healthier drinking water, better appliance performance, and an overall more enjoyable RV camping experience.

Conclusion

Investing in a high-quality RV water filtration system is a smart decision for any RV owner who values clean, safe, and great-tasting water. The products reviewed in this guide offer a range of features and performance levels to suit different needs and budgets. Whether you’re seeking comprehensive virus and bacteria protection or a more basic filtration solution, there’s an RV water filter system that can meet your requirements. By considering the key factors outlined in the buying guide, you can make an informed decision and ensure your RV’s water supply is always up to par.