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Welcome to Filter Direct Online store the one stop shopping site for all your REPLACEMENT FILTERS / COMPONENTS FOR RO REVERSE OSMOSIS RO WATER SYSTEMS, whole house systems, water softners, uv systems, and shower filters. For phone orders or questions regarding your online order, please call customer service at 714-953-9009 Mon-Fri 9am - 4:30pm Pacific time. To access our mobile site, please click here.

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Aquarium
Water purification systems
RD102,RD106,RD106P,
RD150,RD322,AR122,
AR125
Drinking Water
Water purification systems
RO585,RO585A,RO585ERP,
RO585P,RO6ALK,K5,K6
Hydroponics
Water purification systems
RO155,RO155C,RO260,
HK120
Countertop One stage
Water purification systems
SW1,SW1C, UC7000,CT6000,NM5000
Whole House
Filtration systems: WH5,WH10,WH20,WH25,WH250,
Water Softner: ACF150T,WS150M
Faucets
Dispensing faucet for water filters
Designer faucets
Replacement Filters
RO System Filters
Whole House Filters
Specialty Filters
Tester & Measurement
Water quality TDS meter
Digital pressure testers
Pressure gauges
Flow meters
Pump & Valves
Whole house pump
Booster pump for RO system
Aquatec pump distributor
Delivery pump for water transfer
Fittings
Quick connect fittings
Compression fittings
Components
Components for RO systems
Accessories
UV System
Ice Maker Hookup Kit
Shower Filter
Siphon Pump
Housing
Standard Filter Assembly 701,701C,706
Larger Size Filter Housing
Technical Support
Installation Manuals
Guidelines and Procedures