Skip to content

Limited Time Offer: $8 Off Orders $100+; $35 Off Orders $300+; $60 Off Orders $500+.

Free Shipping on Orders $49+

Subscribe & Save: Save Up to Extra 15% on Replacement Filters Subscription Orders

Reverse Osmosis
Ultimate Series - US Made Filters

Tankless RO with pH Mineralizer
Water Filtration
- Undersink
- Countertop
Whole House
Hydro Express Water Softener
Filters
US Made Filters
Parts
2-in-1 Kitchen Faucets
Promotions
Resources
Contact Us

Open search Open account page Open cart

Promotions
Contact Us
My Account

View All Residential RO Systems
Commercial Systems

RO System Ultimate Series Nav Menu

Ultimate Series - US Made Filters

Tankless Reverse Osmosis system series nav menu

Tankless RO with pH Mineralizer

Undersink
Countertop

Car Wash System
View All

water softener navigation menu featured

Hydro Express Water Softener

View All

2 in 1 kitchen ro faucet featured

2-in-1 Kitchen Faucets

About APEC Water
Careers
FAQs
Refer a Friend
Rewards
Water Education
Which System Is Right For You?

Tankless Series
Ultimate Series
Essence Series
View All

Portable All-In-One
Ultimate Series - Faucet Connection Only
View All

Salt-Based Water Softener
Salt-Free Water Conditioner
View All

Chlorine, Chemical and Odor removal
Iron Removal
View All

Multi-Stage Whole House
Dual Tanks
Total Solution Combos
View All

Single Filters
Filter Sets
View All

Single Filters
Filter Sets
View All

Non-RO Water Filtration Filters
Specialty Filters
Replacement Media
Commercial RO System Replacement Filters

Tanks
Pumps
Leak Detectors
Reverse Osmosis Filter Housings
O-Rings
Fittings
Reverse Osmosis UV
View All

Basic Whole House Systems
Basic Whole House Filter Housings
Heavy Duty Whole House Systems
View All

Sparkling Water Maker
Test Kits
Water Cooler Parts
View All

Premium 2-In-1 Pull-Down Faucets
Premium Grade Dual Temperature
View All

0

Your cart is empty

Continue shopping

Omnipure K-Series Inline Filter w\/ 3\/8 Inch Quick Connection Fittings

0

This collection is empty

Continue shopping

Shop

Filters
Parts
Promotions
Reverse Osmosis Systems
Water Filters
Whole House Systems

About

About APEC
Accessibility Statement
APEC Charity Program
Careers
Customer Testimonials
Do Not Sell My Info
Privacy Policy
Shipping & Returns
Terms & Conditions
Water Resources

Customer Service

APEC Affiliate
Contact Us
Contaminants List
FAQs
Installation Videos
My Account
RO Technical Center
Warranty Registration
Whole House Knowledge Base

© 2025, APEC WATER.