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Watts ZRO-4 Zero Waste

Reverse osmosis system

Watts ZRO-4 Zero Waste 4-Stage RO Replacement Filters

This 4 stage RO system use sediment and carbon block pre-filters to reduce sediment, chlorine and chlorine by-products before the membrane filters out impurities larger than .001 microns. The carbon GAC post filter treats for taste and odor.

Compatible parts

Everything that fits the Watts ZRO-4 Zero Waste

Ready Water RW-SED2510050 5-micron sediment filter, direct replacement for 93023 and PX05-9 7/8
Ready Water
$8.99$12.99
Cumple con los requisitos de la FDA para contacto con alimentos y bebidas.
Omnipure OMB934-5m 5-micron carbon block filter for standard 10-inch water filter housings
Omnipure
$14.99$18.74
Reduce el cloro, el sabor y el olor.
Rendimiento certificado por NSF
Moldeado por compresión fabricado en Estados Unidos.
Elemento de bloque de carbono empotrable de 2,5"
AXEON TF-1812-25 25 GPD thin-film composite reverse osmosis membrane, part 200357
AXEON
$37.49$44.09
Compuesto de película delgada (TFC)
Certificado NSF 58
Omnipure CL10ROT33-BB 5-micron inline GAC carbon filter with 1/4-inch female threads
Omnipure
$12.99$16.24
Reduce el cloro, el sabor y el olor.
Certificado NSF 42

Replacement filter info

Your replacement schedule

Each stage of the Watts ZRO-4 Zero Waste, the exact part that fits it, and when to change it.

  1. Stage 1: Sediment filter

  2. Stage 2: Carbon block filter

  3. Stage 3: RO membrane

  4. Alternative for stage 3: RO membrane

  5. Stage 4: Post carbon filter

Manuals & instructions

Manuals and guides