Home Shop Cart Account

Reverse Osmosis Systems

Whole House Systems

Replacement Filters

Parts and Components

Accessories and More

Store

All products

Filter products by category, price, and more

Store About Us Contact Us FAQ

© 2026 APEC Water. All rights reserved.

...

APEC ULTIMATE Series 10 Inch x 2.5 Inch Carbon Block Pre-filter

$18.95

-70%

APEC RO Replacement Filters Pre-filter Set for All Under Counter ULTIMATE Reverse Osmosis Systems (Stages 1 - 3)

$44.95

$13.49

APEC ULTIMATE Sediment Pre-filter 10 Inch, 5 Micron

$12.99

-70%

RO-CTOP – Portable 90 GPD Countertop Reverse Osmosis Water Systems for Drinking Water

$229.95

$68.98

-70%

APEC High-Rejection 90 GPD Reverse Osmosis Membrane for ULTIMATE RO-90, RO-PH90 & RO-PERM Systems

$78.95

$23.68

-70%

RO-90 – Ultimate 5-Stage 90 GPD High Output Reverse Osmosis Water Systems for Drinking Water, WQA Certified

$264.99

$79.50

-66%

Double Clip 2" x 2" for Dual Inline Filters

$2.95

$1.00

-70%

O-Ring for APEC ESSENCE RO Membrane Housing Cap (membrane housing cap sold separately)

$3.39

$1.02

-70%

Single mounting bracket for Standard 2.5” x 10 Inch& 2.5” x 20” Housings

$10.95

$3.28

-66%

O-Ring for APEC ESSENCE RO Membrane Housing Sump (membrane housing sold separately)

$2.95

$1.00

-70%

O-Ring for 10'' APEC RO Filter Housings (Set of 3)

$7.95

$2.38

-70%

O-Ring for APEC ULTIMATE RO Membrane Housing Sump (membrane housing sold separately)

$3.39

$1.02