Duo “On/Off” cartridge faucet features

Under counter filter system installation

◆ For the filtration system, could prevent water drip after handle closing

Reverse Osmosis system installation

◆ Drink Fresh water always

◆ Tank less design of RO system, saving space

◆ Eliminate part of “Four ways shut off valve”, easy maintenance

◆ New innovation of RO system design to Get Cost down a lot

◆ Large RO membrane capacity system required