How to Measure Your Filter
Steps 1 & 2
Measuring Length and Width (L x W). (If your filter is not a square, the smallest measurement goes first).


Step 3
Measure the thickness (Depth) of your filter from front to back.

Step 4
Put Your measurements together (L x W x D).

Actual Size
A filter’s true dimensions.
Example: 19.75” x 19.75” x 1”
Nominal Size
Rounded numbers used by manufacturers.
Example 20” x 20” x 1”
View Detailed InstructionsAbout 800 GPD Tankless RO System with UV Sterilizing Light - Waterdrop G3P800


Upgrade Your Kitchen

Get the Highlight


Trust in Every Drop
Improve Water Quality

Simplify Your Life
Smart Digital Faucet
- Waterdrop G3P800 reverse osmosis is equipped with a smart faucet, by which you can get the TDS level and water quality at a glance. The lifespan of uv sterilizing lamp is up to 50 years.

3s Easy to Replacement
- Experience the ease of filter replacement with this ro water system. Innovatively designed for swift changes with automatic water shut-off technology, it ensures convenience and no need for tools—a hassle-free upgrade in your water filtration journey.
Efficient to Save More
3:1 Pure Water Ratio
- By an advanced water dispensing technology, this under sink ro system produces just a cup of wastewater for every three cups of filtered water produced. It's more eco-friendly to save 1200% water source.


Eco-friendly Choice
- Our commitment to reducing plastic waste for a cleaner world, fighting plastic pollution. Embrace a greener lifestyle with our eco-friendly tankless reverse osmosis system.


