Waterdrop
G3P800 RO System Combo Kit - Waterdrop G3P800
Best high-capacity filtration for space-conscious households seeking premium water purity.
Experience superior water purification with the Waterdrop G3P800 RO System Combo Kit. This advanced tankless reverse osmosis system delivers an impressive 800 GPD with an efficient 3:1 pure-to-drain ratio, ensuring rapid and water-saving purification. Its smart faucet provides real-time TDS monitoring, while the integrated UV sterilizer guarantees 99.9% water purity. Designed for convenience, it features a compact, space-saving build and an easy 3-second filter replacement system, making it an ideal solution for healthier drinking water in any modern home.
$1028.99
Owner Satisfaction
4.5
/ 5
Category Rank
142
/ 904
#142 in Water Filters
Price vs Category Average
+91%
Above average
Model
3800
/ WD-GP-W
Who it's for
- Busy households needing instant access to filtered water
- Urban dwellers with limited under-sink storage space
- Health-conscious families prioritizing maximum contaminant and bacteria removal
Who should skip it
- Homeowners sensitive to noise in quiet kitchen environments
- Budget-focused shoppers seeking a low-cost entry point
- Consumers looking to minimize long-term recurring maintenance expenses
Performance breakdown
Flow Rate
The 800 GPD capacity delivers instant water without the typical wait.
Water Efficiency
A 3:1 pure-to-drain ratio minimizes waste compared to traditional RO systems.
Maintenance Simplicity
Three-second filter replacements make routine upkeep effortless for any homeowner.
Space Optimization
The tankless design reclaims valuable under-sink storage space effectively.
Purification Depth
Integrated UV sterilization adds a critical layer of biological safety.
Smart Monitoring
Real-time TDS tracking provides immediate transparency into your water quality.
Key Specs
Model
WD-G3P800-W
Capacity
800 GPD
Filtration Stages
4
Filter Lifespan
CF: 6 Months, CB: 12 Months, RO: 24 Months
Feed Water Pressure
14.5-87 psi
Operating Temperature
41-100℉
Certifications
FCC, German Red Dot Design Award 2019, EU Standards, UKCA Standards, NSF/ANSI
Micron Rating
0.001 microns
Features
- 800 GPD high capacity for instant pure water
- 3:1 pure-to-drain ratio conserves water
- Smart faucet with real-time TDS monitoring
- UV sterilizer ensures 99.9% water purity
- Tankless design saves significant under-sink space
- Easy 3-second filter replacement
- Removes over 1000 harmful substances
- Optional mineral addition for balanced taste
What customers say
Users consistently praise the Waterdrop G3P800 RO System for its exceptional water quality and taste, often noting a significant improvement over tap or bottled water. The tankless design is a major advantage, saving valuable under sink space and offering a modern aesthetic. While installation requires some basic skills, many find it manageable with clear instructions. The system's high 800 GPD flow rate ensures quick access to filtered water, a standout feature. Appreciated smart functions like real time TDS monitoring and filter life indicators add convenience. Despite a higher initial cost and ongoing filter expenses, customers view the superior performance, health benefits, and convenience as a worthwhile investment in their home's water.
Know before you buy
The system is tankless, which significantly reduces the footprint compared to traditional RO systems. It measures 17.75 inches in height, so ensure your cabinet has enough vertical clearance to accommodate the unit and allow for easy access to the filters.
Yes, this system requires a drain connection to discharge the wastewater produced during the reverse osmosis process. It features a 3:1 pure-to-drain ratio, which is highly efficient compared to standard RO systems.
The filter lifespan varies by stage: the CF filter lasts 6 months, the CB filter lasts 12 months, and the RO membrane lasts up to 24 months. The system is designed for a quick 3-second replacement process that requires no tools.
The smart faucet features an integrated LED indicator that provides real-time TDS (Total Dissolved Solids) monitoring. This allows you to check the quality of your water at a glance and alerts you when it is time to replace your filters.
The UV sterilizer is integrated into the system to ensure 99.9% purity by neutralizing bacteria and viruses. It is designed to activate during the filtration process to provide an extra layer of safety for your drinking water.
The G3P800 requires a feed water pressure between 14.5 and 87 psi to operate correctly. If your home's water pressure falls below this range, the system may not function at its peak 800 GPD capacity.
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$1029