KZfit — Quick-Connect Fittings for RO Systems

Kaizen Hi-Tech's own brand of push-to-connect fittings: the connectors that make up the plumbing inside every reverse-osmosis system and water purifier. Elbows, tees, straight unions and threaded adapters.

KZfit fittings moulded at our KPlas workshop, Ninh Binh

Made in our own workshop

KZfit fittings are moulded at our KPlas plastic injection workshop in Ninh Binh, Vietnam — not bought in and re-badged. That means the collet grip and the O-ring seal are ours to control, tolerances stay the same batch after batch, and a buyer who needs a spec adjusted talks to the people who own the tooling rather than waiting on a supply chain.

What we supply

Elbows, tees, straight unions and male-thread adapters for RO systems and water purifiers. Supplied on their own, or as part of a complete component set alongside our filter housings, cartridges, pressure tanks and booster pumps — all made on the same site.

Questions buyers ask

Is KZfit a Kaizen Hi-Tech brand?
Yes. KZfit is the quick-connect fitting brand of Kaizen Hi-Tech Viet Nam Company Limited, manufactured at our factory in Dong Van 1 Industrial Park, Ninh Binh, Vietnam.
Do you make the fittings yourselves or source them?
We make them ourselves, by plastic injection at our own KPlas workshop. The tooling is ours, which is why we can adjust a specification directly.
Can we order fittings on their own, without buying complete purifiers?
Yes. Fittings are supplied separately, and can also be combined with housings, cartridges, pressure tanks and pumps from the same factory.
Do you accept OEM orders for fittings?
Yes. We manufacture to a buyer's own specification and branding. Email [email protected] with what you need.
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KZfit — Quick-Connect Fittings for RO Systems | Kaizen Hi-Tech Vietnam