Frequently asked questions

It depends on your water source, family size, space and whether you want hot and cold water. In short:

• Under-sink and compact: SlimPure S-s038, U05 and the tankless Diamond Infinity X600
• Hot & cold dispensers: HydroFusion D66, ThermoFlow L56, ThermoPure N69 and AquaDuo
• Premium standing cabinets: Diamond Sensia S7, Platinum LumiFlow S6 and S2, and AquaFlow

Not sure? Book a free in-home water test and our expert will recommend the right fit.

Reverse Osmosis (RO) pushes water through an ultra-fine membrane that removes up to 99.99% of impurities, heavy metals and harmful microorganisms. Karofi then adds mineral and alkaline stages so your water stays pure and great-tasting.

Yes. The RO systems of our new series hold the US NSF/ANSI 58 certification, and our AquaFlow purifier is FDA-registered. Karofi is an international brand exported to more than 50 countries.

Diamond Sensia S7, Platinum LumiFlow S6, HydroFusion D66, ThermoFlow L56, ThermoPure N69 and AquaDuo give hot, cold and ambient water. The X600, S2, S-s038 and U05 give pure ambient water.

A tankless purifier like the Diamond Infinity X600 filters water on demand with a high-capacity 600 GPD RO membrane, so there is no storage tank and it saves space under your sink. Tank models store purified water so it is ready at any time, ideal for heavy daily use.

Smart models such as the X600, S7, S6, S2 and N69 connect to the Karofi 365 app to show water quality, filter life and care reminders.

Yes. Installation is free for homes in Metro Manila. Our technicians install your purifier and show you how to use and care for it. For areas outside Metro Manila, our team confirms installation options before delivery.

A Karofi water expert visits your home in Metro Manila, checks your tap water and explains what is in it, then recommends the right purifier. It is free and there is no obligation to buy. Book your water test.

We serve Metro Manila and nearby provinces such as Cavite. Share your city with our team or call +63 917 320 6668 and we will confirm delivery and installation for your address.

A water inlet near the install spot and a stable 220–240 V power outlet for electric models. Under-sink models need some space in your sink cabinet. Our team will check the details with you before the visit.

Water with very high TDS (500 or more), or with high chlorine, salt, limestone or iron, needs to be checked first. Untreated well water may need pre-treatment. A free water test tells you what your water needs.

It depends on your water quality and daily use. Your Karofi expert will explain the schedule for your model, and smart models show filter life on the display or in the Karofi 365 app.

On our new series (X600, S7, S6, S2), yes. The one-touch filter pops out with a press of a button, and the smart auto valve shuts off the water supply so replacement stays dry and clean. For other models, our technicians can help.

Contact our team at +63 917 320 6668 or visit a Karofi store. Always use genuine Karofi filters: non-genuine parts can affect performance and your warranty.

Yes. 0% installment and credit options are available at all Karofi stores. Ask our team or visit a store for the current terms with your bank.

Order online here on karofi.ph, shop our official stores on Shopee and Lazada, or visit one of our brand stores and partner retailers across Metro Manila and Cavite.

Yes. Visit a Karofi brand store, partner retailer or authorized dealer to see our purifiers in action and talk to a water expert. Find a store near you.

Counted from your installation date:

• Compressor and electrode plate: 60 months
• Electrical parts: 24 months
• Non-electrical parts: 12 months
• Consumable parts (RO membrane, flow restrictor, check valve): 3 months

Filters and cabinet parts are not covered. See the full warranty information.

Prepare your invoice or warranty card and photos or a short video of the problem, then call +63 917 320 6668, email philippines@karofi.com or send us a message. An authorized Karofi technician will check and fix it at your home or at a service center.

Incorrect installation or use, physical damage, unstable power, repairs by non-authorized people, non-genuine parts, tampered seals or serial number, and unsuitable water sources. See what is covered.

New, unused products can be exchanged within 7 days, and products with an unrepairable manufacturing fault within 15 days, under the conditions of our exchange policy.