Viqua Arros 22-IHS22 Whole Home UV Water Treatment System
Viqua Arros 22-IHS22 Whole Home UV Water Treatment System
Whole-home UV water treatment system designed to disinfect water by neutralizing bacteria and microorganisms without chemicals (22 GPM).
Details & Dimensions
Details & Dimensions
The VIQUA Arros 22-IHS22 Whole Home UV System provides powerful ultraviolet disinfection to protect your household water from harmful microorganisms. Designed for whole-home point-of-entry treatment, this advanced system combines high-output UV purification with integrated pre-filtration, delivering clean, safe water throughout your entire home.
With its compact design, intelligent monitoring features, and simplified installation, the Arros 22-IHS22 offers professional-grade water protection while remaining easy to maintain.
Advanced Whole-Home Water Protection
The Arros 22-IHS22 uses ultraviolet light to neutralize harmful microorganisms commonly found in untreated or well water. The system has been microbiologically validated to inactivate organisms such as:
- Cryptosporidium
- Giardia
- Escherichia coli (E. coli)
- Fecal coliform bacteria
This ensures your home receives water that meets high safety and treatment standards.
Integrated Pre-Filtration
Before water reaches the UV chamber, the system filters out common contaminants that can interfere with UV treatment.
Included filtration components:
- Sediment Filter – captures dirt, rust, and particulate matter
- Carbon Block Filter – reduces odors, chlorine, and discoloration
The two 20" three-piece filter housings make cartridge replacement quick and simple.
Replacement Filters
- Sediment Filter: CMB-520-HF
- Carbon Block Filter: C2-02PB
Simplified Installation
The Arros system is engineered to reduce installation time and complexity.
Key design features include:
- Tidal™ chamber design aligns inlet and outlet ports on a single plane for easier plumbing
- PolyProtect™ shield safely blocks UV light, allowing direct plumbing to PEX and other polymer materials
- Elongated steel mounting bracket for secure and convenient installation
Smart Monitoring & Easy Maintenance
Maintaining your UV system is straightforward thanks to built-in monitoring tools and user-friendly design.
Features include:
- LCD touchscreen display with alerts for lamp replacement and service reminders
- All-in-one lamp unit for easy handling and replacement
- Threaded drain plug for quick and clean servicing
Replacement Lamp/Sleeve: VA22LU
Space-Efficient Design
The Arros 22-IHS22 uses enhanced UV dose efficiency to deliver powerful treatment in a compact footprint. The smaller chamber and lamp help save installation space without sacrificing performance.
Ideal Applications
This system is designed for a variety of residential water treatment applications, including:
- Whole-home water disinfection
- Well water treatment systems
- Cottage or rural properties
- OEM and integrated water treatment setups
Technical Specifications
Part Number: ARROS22-IHS22
- Flow Rate: 22 GPM (83.3 LPM) at 30 mJ/cm²
- Connection Size:
- Inlet: 1" FNPT
- Outlet (Combo Port): 1" MNPT / ¾" FNPT
- Dimensions: 24.95″ × 27.5″ × 9.0″
- Filter Housing: Two 20″ three-piece housings
- Power Consumption: 60 W
- Shipping Weight: 50 lbs (20.9 kg)
Product Resources
Request Pricing & Availability
This product requires an inquiry before purchase due to brand policies. Complete the form below and our team will follow up promptly with pricing, availability, and any recommendations you may need.

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We’re a small team of water filtration specialists who care about doing things the right way.
Every product on our site has been chosen because it works, not because it’s trendy or pushed by a supplier.
If you ever need help, you’ll talk to someone who actually understands water systems and wants to make this easier for you.
FAQs
How do I cancel or edit an order?
How do I cancel or edit an order?
Unfortunately, we cannot cancel orders due to a change of mind. However, we understand that mistakes happen. If you need to edit your order information, such as the delivery address or contact number, please contact our customer service as soon as possible.
Here’s what you can do:
- Contact our customer service via email address, or Live Chat.
- Have your order number ready when contacting customer service.
- We cannot guarantee changes to orders after 24 hours of placement. This is because orders may be processed once received
How can I track my order?
How can I track my order?
You can track your order by checking the shipping confirmation email, which contains a tracking number and a link to the courier's website. Alternatively, log in to your account on our website, navigate to "My Orders," and click on the tracking link provided for your order.
What if there is a problem with my order?
What if there is a problem with my order?
If there is an issue with your order, please contact our customer service team as soon as possible. You can reach us via email, phone, or through the contact form on our website. Provide your order number and a brief description of the problem so we can assist you quickly.
I didn't receive all off my order?
I didn't receive all off my order?
If part of your order is missing, please check the shipping confirmation email to see if the items were sent separately. If all items should have arrived together or if you have concerns, contact our customer service team with your order number. We’ll investigate and resolve the issue promptly.

