Product Overview
The EWS RO4 and RO4-UV are four-stage under sink reverse osmosis drinking water systems with sediment pre-filtration, advanced carbon, RO membrane filtration, post-carbon filtration, and optional UV protection.
Key Features:
- Four-stage under sink reverse osmosis system
- RO4-UV variant includes UV lamp
- Up to 50 GPD output
- Storage tank and dedicated faucet included
- Replacement filter sets: F.SET.RO4 and F.SET.RO4-UV
Common Uses:
- Under sink reverse osmosis drinking water filtration
- Kitchen drinking and cooking water
- Applications where added sediment and carbon filtration stages are preferred
Technical Specifications:
- Operating Pressure: 40-75 PSI
- Operating Temperature: 40°F to 100°F
- Output: Up to 50 GPD
- System Size: 5 in. D x 16 in. L x 16 in. W
Important Compatibility Note:
Confirm the correct variant and local water conditions before purchase. Well water may require independent testing and pre-treatment.
FAQ
What is the difference between RO4 and RO4-UV?
RO4-UV includes the UV lamp option, while the standard RO4 does not.
Does this include a tank and faucet?
Yes. The system includes a storage tank and dedicated faucet.
What should I check before ordering?
Confirm under sink space, water pressure, drain connection, and whether UV protection is needed.
Why Buy From Big Frog Supply?
Big Frog Supply provides clear product details, helpful support, and fast online ordering.
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