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Pentair GRO-2550

Reverse osmosis system

GRO-2550 50 GPD 4-Stage RO Replacement Filters

Pentair's Pentek four-stage reverse osmosis system uses standard, interchangeable filters. The polypropylene spun sediment pre-filter combined with the 10 micron carbon block filter help to reduce particles, chlorine taste, odor, and help extend the life of the 50 gallon per day (GPD) GRO Membrane. Find these compatible parts below along with maintenance items.

Compatible parts

Everything that fits the Pentair GRO-2550

Ready Water RW-SED2510050 5-micron sediment filter, direct replacement for 93023 and PX05-9 7/8
Top Seller
Ready Water
$8.99
Cumple con los requisitos de la FDA para contacto con alimentos y bebidas.
Omnipure OMB934-10m 10-micron carbon block filter, 2.5 x 10 inch
Omnipure
$13.99
Reduce el cloro, el sabor y el olor.
Certificado NSF 42
Pentair 4004424 GRO-50EN high-efficiency reverse osmosis membrane, 50 GPD, with integrated flow control
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Pentair
$149.00
Compuesto de capa fina (TLC)
Válvula de retención de permeado
Control de flujo de línea de drenaje
Estilo de membrana encapsulada
Pentair GRO-50EN 4002574 high-efficiency 50 GPD reverse osmosis membrane without flow control
Pentair
$119.00
Compuesto de capa fina (TLC)
Válvula de retención de permeado
Estilo de membrana encapsulada
Omnipure CL10ROT33-BB 5-micron inline GAC carbon filter with 1/4-inch female threads
Omnipure
$12.99
Reduce el cloro, el sabor y el olor.
Certificado NSF 42

Replacement filter info

Your replacement schedule

Each stage of the Pentair GRO-2550, 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