Direct Flow Tankless RO System


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Direct Flow Tankless RO System | RO Drinking Water System & Water Purifier Manufacturer - TIA, Green-Tak

Located in Taiwan, TIA Enterprise Co., Ltd., since 2012, is a professional Direct Flow Tankless RO System | RO system and water purifier manufacturer. Main products, including reverse osmosis (RO) system, hydrogen water system, water purifier, water filters, water dispensers, water coolers, water boiler, stainless steel faucets, etc.

Green-Tak RO water purifier manufacturer in Taiwan - TIA Enterprise Co., Ltd. All raw materials and filter medias are verified by international certification, such as NSF, SGS, TUV, INTERTEK, CE, WATER QUALITY, etc. All water systems and water purifiers are 100% in-house quality tested before shipment, as well as TUV and D-U-N-S certified.

TIA, Green-Tak has been offering customers high-quality water purifiers and RO systems since 2012, both with advanced technology and 10 years of experience, TIA, Green-Tak ensures each customer's demands are met.

Direct Flow Tankless RO System

High Flow RO Drinking Water System

Tankless High Flow RO System.
Tankless High Flow RO System.

Direct Flow RO System is a high efficiency potable water purification system: tankless, efficiency and space saving. Green-Tak RO system reduces total dissolved solids (TDS) in the water and remove up to 99% of contaminants, such as bacteria, heavy metals, pesticides, chlorine, fluoride, etc. Green-Tak direct flow RO series comes with quick-change design, easy DIY installation and maintenance. Green-Tak direct flow series can produce up to 600 gallon per day pure drinking water, prefect for home and office.


  • Compact model, ideal for home.
  • No tank, no secondary pollution, fresh and clean drinking water.
  • Purify up to 99% water contaminants, remove lead, mercury and copper and prevent toxic heavy metals are harmful to our body and brain health.
  • Remove chlorine, dirt, rust, mud, bacteria and organic chemicals, heavy metals and other impurities and provide great taste of drinking water.
  • Cost-efficiency comparing to buying bottled drinking water.
  • Improve body and blood circulation by drinking fresh and pure water.
  • Save time, you and your family can get a glass of potable water at home anytime.


GTRO-D400, GTRO-D600 the best model of
Cabinet Direct Flow Tankless RO System for
House | Apartment | Condo | Studio | Office | Lab.

GTRO-L400, GTRO-L600 the best model of
Luxury Direct Flow Tankless RO System for
House | Apartment | Condo | Studio | Office | Lab.


Quick Change Direct Flow RO Systems made in Taiwan.

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