Viqua 18 GPM Ultraviolet System Part VH410-F20
Viqua 18 GPM Ultraviolet System Part VH410-F20
UV water treatment component designed to disinfect water by neutralizing bacteria and microorganisms without chemicals (17" x 10", 5 micron).

Viqua 18 GPM Ultraviolet System Part VH410-F20
The VIQUA VH410-F20 18 GPM Ultraviolet System is a high-performance whole-home UV water disinfection system designed to provide reliable chemical-free water treatment for larger homes, cottages, and light commercial applications.
Featuring an integrated 5-micron prefilter, durable reversible steel mounting bracket, and high-flow ultraviolet disinfection chamber, the VH410-F20 offers a compact, easy-to-install solution for point-of-entry water treatment.
Key Features
• Whole-home UV water disinfection system
• Treats flow rates up to 18 GPM
• Integrated 5-micron sediment prefilter
• Reversible heavy-duty steel mounting bracket
• Compact all-in-one installation design
• Low power consumption
• Vertical or horizontal installation flexibility
• LED power status indicator
• Ideal for residential and light commercial applications
Advanced UV Water Disinfection
The VH410-F20 uses ultraviolet technology to disinfect water as it flows through the stainless steel chamber, helping reduce harmful microorganisms without adding chemicals, taste, or odor to the water supply.
Ideal applications include:
• Larger homes
• Cottages and cabins
• OEM applications
• Light commercial systems
• Whole-home point-of-entry treatment
Integrated Prefiltration
The built-in 5-micron sediment prefilter helps reduce particulate matter before water enters the UV chamber, helping improve overall UV system performance and water clarity.
Flexible Installation Design
The reversible heavy-duty steel bracket allows for greater installation flexibility and simplified plumbing configurations.
The inlet and outlet ports are positioned on opposite sides of the chamber to help facilitate easier inline plumbing connections.
Connection Configuration
• 1" MNPT inlet
• 1" × 3/4" combo outlet
• 2B-BSP compatible
Efficient & Reliable Operation
The system operates using only 60 watts of power while delivering dependable whole-home UV treatment at flow rates up to 18 GPM.
The integrated LED indicator provides clear visual confirmation that the system is powered and operating.
Replacement Parts
• Replacement UV Lamp: S410RL-HO
• Replacement Quartz Sleeve: QSO-410
Specifications
• Part Number: UVS VH410-F20
• System Type: Whole House UV Water Disinfection System
• Maximum Flow Rate: 18 GPM
• Integrated Prefilter: 5 Micron Sediment Filter
• Power Consumption: 60 Watts
• Connection Size: 1" MNPT Inlet – 1" × 3/4" Combo Outlet
• Dimensions: 17" × 10 1/2" × 28"
• Metric Dimensions: 43 cm × 26 cm × 71 cm
Additional Information
• Suitable for whole-home, cottage, OEM, and light commercial applications
• Brochure and manual available for download
• Replacement lamp, sleeve, and combo packs available separately

Real People. Real Support.
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.

